Math ReviewTopics 1 & 2

CFA #1

Write a number sentence that can be used to describe the illustration above.

5 + 5 + 5 = 15 or

5 x 3 = 15 or 3 x 5 = 15

Write a number sentence that can be used to describe the illustration above.

3 + 3 + 3 + 3 = 12 or

4 x 3 = 12 or 3 x 4 = 12

Write a number sentence that can be used to describe the illustration above.

6 + 6 + 6 + 6 + 6 = 30 or

6 x 5 = 30 or 5 x 6 = 30

Write a multiplication number sentence you could use to represent

5 + 5 + 5 + 5

4 x 5 = 20 or 5 x 4 = 20

Write a number sentence using repeated addition that you could use to represent

3 x 4

3 + 3 + 3 + 3 = 12

or

4 + 4 + 4 = 12

Skip count to find the number that comes next

48, 56, 64, ___72

What is the missing number in the equation below?

9 x ___ = 00

What is the missing number in the equation below?

5 x 6 = ___ x 56

Use the distributive property to find the missing number

3 x 11 = (3 x 5) + (3 x ___)

Show how you could check your answer:

6

3 x 11 = (3x5) + (3x6)

33 = (15) + (18)

33

What’s the missing number?

(3 x 4) + (3 x 2) = 3 x ____6

What’s the missing number?

(3 x 5) + (3 x 5) = ___ x 103

Use a <, > or = to complete the expression below:

5 x 7 _____ 3 x 4>

Use a <, > or = to complete the expression below:

7 x 1 _____ 9 x 1<

Use a <, > or = to complete the expression below:

9 ÷ 9 _____ 4 ÷ 4=

Mike was delivering mail. Below are the first five houses he delivered to. If the pattern continues, what are the next 3 houses he’ll deliver to?

14, 21, 28, 35, 42, ___, ___, ___49 56 63

Katie was saving money to buy her parents a new television for Christmas. In July she saved $50. In August she had a total of $100 saved. In September she had $150 in her bank account. How much will she have saved in December?

$300

Mrs. Beck and Mrs. Darnley each ran in a race last weekend. Mrs. Beck ran 2 miles. Mrs. Darnley ran 3 times farther.

Write a multiplication number sentence you could use to find out how many miles Mrs. Darnley ran.

2 x 3 = 6 miles

Mrs. Beck and Mrs. Darnley each ran in a race last weekend. Mrs. Beck ran 2 miles. Mrs. Darnley ran 3 times farther.

Write an addition number sentence you could use to show how many miles Mrs. Darnley ran.

2 + 2 + 2 = 6 miles

Draw the next shape in this pattern.

Write a number sentence you could use to solve the following:

Ryan brought in 32 cookies to give to his 4 teachers. If he wanted to give them all away, how many cookies will each teacher get?

32 4 = 8

Write a number sentence you could use to solve the following:

Mrs. Beck eats one apple, twice a day. How many apples will she eat in a week?

What’s the answer? ______14 apples

Write the fact family for

3, 6 and 18.

18 3 = 6 3 x 6 = 18

18 6 = 3 6 x 3 = 18

Write the rest of the members of the fact family

3 x 7 = 21

21 3 = 7 7 x 3 = 21

21 7 = 3

56 ÷ 8 = 7

Write a number sentence that could be used to check the answer to

problem above.

8 x 7 = 56

7 x 8 = 56

Mike is 4 years old. His brother Steve is 3 times older. Write a number sentence you could use to find out how old Steve is.

How old is Steve? _________

4 x 3 or 3 x 4

12 yrs old

Mrs. Beck has 42 books in her library. Mrs. Darnley has 15 more books than Mrs. Beck.

Write a number sentence you could use to show how many books Mrs. Darnley has.

How many books does Mrs. Darnley have? _________

42 + 15 or 15 + 42

57 books

Mrs. Beck has 42 books in her library. Mrs. Darnley has 15 more books than Mrs. Beck.

Write a number sentence you could use to show how many books they have altogether.

Answer: _____________

Beck 42 Darnley 42 + 15 = 57

Sooooo … 42 + 42 + 15

99 books

What are the next three numbers in the pattern below?

12, 15, 18, 21, ___, ___, ___24 27 30

What are the next three numbers in the pattern below?

40, 32, 24, ___, ___, ___16 8 0

What’s the rule for the pattern below?

33, 44, 55, 66, 77

Add 11

What’s the rule for the pattern below?

60, 51, 42, 33, 24, 15

Subtract 9

Number of Bags 1 2 5Total

Marbles 12 24 60 72

What’s the rule to find the number of bags?

What number goes in the open box?

Number of bags times 12

6

Lawns Mowed 1 2 5 9Money Earned $6 $12 $30

What’s the rule to find the how much money was earned?

How much money is earned if 9 lawns are cut?

Number of lawns times 6

$54

Leslie’s mom drinks 2 glasses of water with every meal. She eats 3 meals each day. Draw a picture to represent the glasses of water she drinks each day.

How many glasses of water does she drink each week?

7 x 6 = 42 glasses each week

Mrs. Darnley brought in fancy Halloween pencils. She brought in 4 boxes. There were 6 pencils in each box. How many pencils did she bring in?

Write a number sentence that could be used to find the answer to the problem above.

6 666

6 + 6 + 6 + 6 = 24 or 6 x 4 = 24 or 4 x 6 = 24

The tile floor in the bathroom has 8 rows of squares. There are 5 squares in each row. How many squares are in the floor?

Write a number sentence that could be used to solve the problem above.

8 x 5 = 40 or 5 x 8 = 40 or

5 + 5 + 5 + 5 + 5 +5 + 5 + 5 = 40