1 i know that the answer in an addition problem is the: sum
TRANSCRIPT
1
I know that the answer in an addition problem is the:
Sum
2
I know that the answer in a subtraction problem is the:
Difference
3
I know that the answer in a multiplication problem is the:
Product
4
I know that the answer in a division problem is the:
Quotient
5
I know that the sum of 6 and 3 is:
9
6
I know that the difference between 6 and 3 is:
3
7
I know that the product of 6 and 3 is:
18
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I know that the quotient of 6 and 3 is:
2
9
I know that > means:
Greater than
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I know that < means:
Less than
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I know that means:
Not Equal
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I know that means:
Similar
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I know that a number that is multiplied by another number is a:
Factor
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Find all of the factors of 12 :
1,2,3,4,6,12
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Find all of the factors of 20 :
1,2,4,5,10,20
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Find the GCF of 12 and 20:
4
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Reduce or simplify:
1220
3
5
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I know that fractions can be added or subtracted only if they have the same:
Denominator(bottom number)
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Find the first 5 Multiples of 2
2, 4, 6, 8, 10
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Find the first 5 Multiples of 3:
3,6,9,12,15
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Find the LCM of 2 and 3 :
6
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Solve : 1 12 3
56
1 3 32 3 6
1 2 23 2 6 +
23
Find the first 5 Multiples of 3:
3,6,9,12,15
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Find the first 5 Multiples of 4:
4,8,12,16,20
25
Find the LCM of 3 and 4 :
12
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Solve : 34
– 23
34
– 23
= 3 34 3
– 2 43 4
= 912
– 812
= 112
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Find the first 5 Multiples of 5:
5,10,15,20,25
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Find the first 5 Multiples of 8:
8,16,24,32,40
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Find the LCM of 5 and 8 :
40
30
Solve : 18
+ 35
=
1 58 5
+ 3 85 8
= + 2440
540
2940
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Change to a mixed number:
94
2 14
32
Change to an improper fraction:
35
4 23
4
33
I know that figures with the same shape but not the same size are:
Similar
or
Proportional
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A coin bank contains 16 quarters, 12 dimes, and 8 nickels. Write the given ratio in simplest form for nickels to quarters .
21
35
I know that an equation that shows two equivalent ratios (example: ) is a:
Proportion
1 2
2 4
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I know that a rate that has one unit as its second term (example 60 miles per hour) is called:
Unit rate
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A class trip consists of 80 students and 4 teachers. How many students per teacher?
20 students per teacher
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If 3 hot dogs cost $2.10, how much does one cost?
$.70 each
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Ian earned $60 babysitting for 10 hours. How much did he earn each hour?
$6.00 per hour
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Carmen bought 2 pounds of bananas for $1.26. How much did she pay per pound?
$0.63 per pound
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Solve:5 n
3 24
120 = 3n3 3
40 = n
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Solve:y 8
6 24
24y = 4824 24
y = 2
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Solve:9 3
81 z
9z = 2439 9
z = 27
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I know that the set of positive and negative whole numbers are called:
Integers
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I know that the absolute value of an integer is:
-5 -4 -3 -2 -1 0 1 2 3 4 5
Its distance from zero on a number line
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Solve:
7
7
0
-7
0
a)
c)
7b)
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Combine the following integers.
a) 4 -10 =
b) 20 - 30 =
c) -6 - 5 =
d) 4 - 5 -10 =
-6
-11-10
-11
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I know that a positive (+) times a positive (+) is a:
Positive (+)
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I know that a negative times a positive (+) is a:
Negative (-)
(-)
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I know that a negative times a negative (-) is a:
Positive (+)
(-)
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I know that a positive times a negative (-) is a:
Negative (-)
(+)
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Simplify:
a) 7(5)
b) 3 15
c) 3( 1)
-35
45
-3
53
-28
35 7
54
-42
51 ( 9)
55
-9
819
56
9
45 / ( 5)
57
360
12( 30)
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It is 10 degrees below zero. If the temperature rises 20 degrees and then
drops 7 degrees what is the temperature?
3 degrees above zero (+3)
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If you climb from -50 feet to + 150 feet how far have you climbed?
200 feet (+200)
60
A dozen donuts sell for $3.60. How much is it for one?
$.30
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If a car can travel 360 miles on 12 gallons of gas, how far can it travel on
6 gallons ?
I80 miles
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I know that the order of math operations is:
PEMD
AS
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Simplify:
a) b) 4 5 2 8 2 2 1 4(3)12
4 2 - 1 8 - 1
7
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Evaluate:
44 – 14 ÷ 2 4 + 6
44 – 14 ÷ 2 4 + 6
44 – 7 4 + 6
44 – 28 + 6
16 + 6
22
65
Evaluate:
3 + 23 5
3 + 23 5
3 + 8 5
3 + 40
43
66
Evaluate:
[(32 – 4 4) + 2]2
[(32 – 4 4) + 2]2
[(32 – 16) + 2]2
[16 + 2]2
182
324
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I know that a mathematical phrase that includes only numbers and operation symbols (2+3-1) is a:
Numerical expression
68
I know that a letter (x) or symbol (y) that stands for one or more numbers is a:
Variable
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I know that a mathematical phrase that includes at least one variable (2 + y -1) is an:
Algebraic expression
70
I know that a statement that shows two quantities are equal (2 + 2 = 4) is an:
Equation
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I know that a percent of the cost of an item, added onto the item’s cost is the:
Sales tax
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I know that a percent of the price that is subtracted from the regular price of an item is the:
Discount
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Discount
Original Price - Discount = New PriceA pair of shoes that was originally $60 is on sale for 30% off. Find the amount of the discount andthe new price.Discount New Price
30% of $600.30 ($60)
$18
$60 (30% of $60)
$60 $18 $42
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I know that the sum of a group of numbers divided by the number of addends is the:
Mean (average)
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I know that the middle number in a group of numbers arranged in order is the:
Median
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I know that the number that occurs most often in a set of data is the:
Mode
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I know that the difference between the largest and the least number in a set of data is the:
Range
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I know that the mean, median, mode, and range for the following data 50, 10, 20, 60, 10, and is:
Mean = 30
Median = 20
Mode = 10
Range = 50
10
10
20
50
60
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I know that there are 12 inches in one:
Foot
80
I know that there are 36 inches in one:
Yard
81
I know that a closed plane figure formed by three or more line segments is a:
Polygon
82
I know that the formula for the area of a rectangle is:
A l w
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I know that the distance around a polygon is the:
Perimeter
84
I know that the formula for the perimeter of a polygon is:
P = s + s + s…
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I know that the number of square units needed to cover a given surface is the:
Area
86
I know that the formula for the area of a triangle is:
1
2A bh
87
I know that the number of cubic units needed to occupy a given space is the:
Volume
88
I know that the value of is approximately:
3 or 3.14
89
I know that the distance across a circle passing through the center is the:
Diameter
90
I know that half the distance across a circle is the:
Radius
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I know that the radius of a circle is one half the:
Diameter
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I know that the diameter of a circle is twice the:
radius
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I know that the distance around a circle is the:
Circumference
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I know that the formula for the circumference of a circle is:
C d
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I know that the formula for the area of a circle is:
2A r
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I know that a right angle is exactly:
90
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I know that an acute angle is less than:
90
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I know that an obtuse angle is more than:
90
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I know that two angles are complementary if the sum of their measures is:
90
100
I know that two angles are supplementary if the sum of their measures is:
180
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I know that the sum of the measures of the angles of a triangle is:
180
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I know that the sum of the measures of the angles of a quadrilateral is:
360
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I know that a method of gathering information about a group is a:
Survey
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I know that the two types of survey are:
Population and Sample
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I know that the three types of sample are:
Random, Convenience, and Systematic
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I know that the probability of a single event is:
favorable outcomes
possible outcomes
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I know that a pair of numbers that can be used to locate a point on the coordinate plain (examples: (0,2) or (-3,5) are:
Ordered pairs
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I know that the first number in an ordered pair is the:
x-coordinate
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I know that the second number in an ordered pair is the:
y-coordinate
110
I know that on a coordinate plane the ‘x’ axis is:
Horizontal
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I know that on a coordinate plane the ‘y’ axis is:
Vertical
112
Fraction Decimal Percent
0.8 80%
0.16 16%
0.9%
0.3 30%
2.7 270%
Complete the table.
81016100
.0099
10003
1007
210
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Find all of the factors of 4:
1, 2, 4
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Find all of the factors of 6:
1, 2, 3, 6
115
Reduce or simplify:
46
23
116
I know that the answer in an addition problem is the:
Sum
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Find all of the factors of 6:
1, 2, 3, 6
118
Find all of the factors of 8:
1, 2, 4, 8
119
Find the GCF of 6 and 8:
2
120
Simplify or Reduce:
68
34
121
Find all of the factors of 9
1, 3 , 9
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Find all of the factors of 3:
1, 3
123
Find the GCF of 3 and 9:
3
124
Simplify:
39
13
125
Find all of the factors of 15 :
1, 3, 5, 15
126
Find all of the factors of 10 :
1, 2, 5, 10
127
Find the GCF of 10 and 15:
5
128
Simplify:
1015
23
129
Find all of the factors of 20 :
1,2,4,5,10,20
130
Find all of the factors of 16 :
1,2,4,8,16
131
Find the GCF of 4 and 20 :
4
132
Find the first 5 multiples of 10:
10,20,30,40,50
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Find the LCM of 5 and 10:
10
134
Find the first 5 multiples of 6:
6,12,18,24,30
135
Find the first 5 multiples of 4:
4,8,12,16,20
136
Find the LCM of 6 and 4:
12
137
Find the LCM of 3, 4, and 2:
12
138
Find the first 5 multiples of 4:
4, 8,12,16,20
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Find the first 5 multiples of 5 :
5,10,15,20,25
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25) Find the LCM of 4 and 5:
20
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Solve: 2 24 5 9
10
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Find the first 5 multiples of 3 :
3,6,9,12,15
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Find the first 5 multiples of 9:
9, 18, 27, 36, 45
144
Find the LCM of 3 and 9:
9
145
30) Solve:
2 53 9 2
19
146
I know that to change a percent to a decimal, you move the decimal:
Two places to the left.
35% 5.3
147
I know that to change a decimal to a percent, you move the decimal:
Two places to the right.
.35 35%
148
I know that 25% as a fraction and a decimal is:
1
4and .25
149
1
2.50and
I know that 50% as a fraction and a decimal is:
150
I know that 33% as a fraction and a decimal is:
1
3.33and
151
I know that 67% as a fraction and a decimal is:
2
3.67and
152
I know that 75% as a fraction and a decimal is:
3
4.75and
153
I know that a train moving at 200 miles
per hour for 5 hours would travel a distance of ___ miles. (d = rt)
1000 miles
154
Warm UpWrite each number as a product of two whole numbers in as many ways as possible.
1. 6
2. 16
3. 17
4. 36
1 6, 2 3
1 16, 2 8, 4 4
1 17
1 36, 2 18, 3 12, 4 9, 6 6
3-1 Prime Factorization
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Lesson Quiz
Find the greatest common divisor (GCD).
1. 28, 40 2. 24, 56
3. 54, 99 4. 20, 35, 70
84
9 5
5. The math clubs from 3 schools agreed to a competition. Members from each club must be divided into teams, and teams from all clubs must be equally sized. What is the greatest number of members that can be on a team if Georgia has 16 members, Williams has 24 members, and Fulton has 72 members? 8
3-2 Greatest Common Divisor
156
Lesson QuizFind the least common multiple (LCM).
1. 18, 21
3. 4, 6, 15
5. You are planning a picnic. You can purchase paper plates in packages of 30, paper napkins in packages of 50, and paper cups in packages of 20. What is the least number of each type of package that you can buy and have an equal number of each?
216126
60 16
2. 24, 27
4. 4, 8, 16
10 packages of plates6 packages of napkins15 packages of cups
157
Lesson Quiz
1. Write two fractions equivalent to .
2. Determine if and are equivalent.
3. Write the fraction in simplest form.
4. Write as a mixed number.
5. Write 4 as an improper fraction.
1224
1648
37
317
18217
8
13
no
12
36
,
5 12
4 10
158
Use cross products to solve:
45 153x
x = 9
159
Use cross products to solve:
7 1284 h
h = 144
160
Lesson Quiz
Write each fraction as a decimal.
1.
3. 4.
Write each decimal as a fraction in simplest form.
5. 0.42
7. If your soccer team wins 21 out of 30 games,
what is your team’s winning rate?
2.6253.2
2150
69 8
165 2.
218
6. 8.625
0.70
710
1120 0.550.7
5 8
or 8
161
Lesson Quiz
Compare the fractions. Write > or <.
1. 2.
Compare the decimals. Write < or >.
3. 0.32 and 0.312
>
37
and 410
58 and
23
<>
56
0.8, 0.826, 56
4. Order , 0.8, 0.826 from least to greatest.
Graph the numbers on a number line.
0.80 0.81 0.82 0.83 0.84 0.85
0.8 0.82656
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Do not leave when the bell rings!
1) Jordan
2) Karien
3) Jose
164
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Directions
1) Pass your WIKIS to the front.2) Make sure your name etc. is there3) Turn in your other work in the back4) Please take a seat5) Watch the video
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