divisibility rules! factor this! can u multiply the 4 step plan exponents 100 2 100 7 100 12 100 17...
TRANSCRIPT
Divisibility Rules!
Factor This!
Can U Multiply
The 4 step plan
Exponents
100
2
1007
10012
10017
10022
2003
2008
20013
20018
20023
3004
3009
30014
30019
30024
4005
40010
40015
40020
40025
5006
50011
50016
50021
50026
FINAL JEOPARDY
The rule for being divisible by 2
The number ends in a 0, 2, 4, 6, or 8
100
3,065 is divisible by 5.
How do I know this?
It ends in a 5 or 0
200
Is 128 even or odd?
Even
300
The rule for divisibility by 3
Add the digits and see if the number is divisible by 3
400
Is 1280 divisible by 10? Why or why
not?
Yes, because it ends in a 0
500
Is 45 a prime or composite number?
Composite (95 = 555
100
Find the prime factorization of 25
55 or 55
200
What is the prime factorization of 12?
255
300
Is 9 prime or composite?
Composite
400
Name 5 prime numbers
2, 3, 5, 7, 11, 13, 17, 19, 23,29,31
500
What is another word that tells you to
multiply
times, of, factor, product
100
What is 3 x 11
33
DAILY DOUBLE
200
If 5 x 7 = 35, what does 35 5 =
7
300
Which answer is larger… 10 + 5
or 7 x 2
10 + 5
400
What is 3 x 2 x 4
24
500
What are the steps in the four step plan?
Find, Solve, Explain, Answer
100
How far does Jupiter travel in one day?
200
What is the find in this problem:
Jupiter orbits the sun at 8 miles each second. How far does Jupiter travel in one day?
Solve this problem.The bus left at 10:00 and arrives at your house 20
minutes later. What time did the bus get to your house?
10:20
300
What does the step EXPLAIN want you
to do?
Tell why you did the math (added or subtracted…)
400
Name three words/phrases that
mean subtract
take away, less, difference, less than, minus
500
What does 75 mean?
7 x 7 x 7 x 7 x 7
100
Write 4 x 4 x 4 using an exponent
43
200
Write “ten to the fifth power” as a product of the same factor
10 x 10 x 10 x 10 x 10
300
What does “squared” mean?
to the second power
400
What does “cubed” mean?
to the third power
500
What two numbers are neither prime nor
composite.
1 and 0