Factor Pairs
What are the factors or factor pairs for the number 4?
1x4 and 2x2
1,2,4
What are the first 8 multiples of the number 2?
2,4,6,8,10,12,14,18
12 Books
It takes Bill 21 minutes to drive to the store and 7 minutes to go to the car wash. Which equation could you use to find how many times longer it takes Bill to get to the store than to go to the car wash?
A. 21 - 7=?
B. ? x 21=7
C. 21=7 x ?
D. 7 x 21 =?
C. 21= 7 x ?
7 is a prime/composite number, tell why.
Prime 1x7
What are the factors or factor pairs of the number 16? (Hint: there are 5 factors)
1x16, 2x8, 4x4
1,2,4,8,16
What are the first 8 multiples of the number 5?
5,10,15,20,25,30,35,40
Tim bought 14 cookies. He bought 2 times as many cookies as Allen. How many cookies did Allen buy?
7 cookies
Sydney plays with Bob for 8 minutes. She plays with Shaggy for 3 times as many minutes. Which equation could you use to find out how many minutes Sydney played with Shaggy for?
A. 8 - 3=?
B. ? x 8=3
C. 8= 3 x ?
D. 8 x 3= ?
D. 8 x 3= ?
24 is a prime/composite number, tell why.
Composite, 2x12, 3x8, 4x6
What are the factors or factor pairs for the number 30? (Hint: there are 8 factors)
1x30, 2x15, 3x10, 5x6
1,2,3,5,6,10,15,30
What are the first 8 multiples of the number 7?
7,14,21,28,35,42,49,56
Mike gave $24 for the decorations at the party. Sally gave $6. How many times more did Mike give than Sally?
4 times
Cole works out for 11 minutes. He then rests for 33 minutes. Which equation could you use to find out how many times longer he took to rest than to work out?
A. 11 x 33 = ?
B. 33= 11 x ?
C. 11= 33 - ?
D. 33-11= ?
B. 33= 11 x ?
38 is a prime/composite number, tell why.
Composite, 2x19
What are the factors or factor pairs for the number 64? (Hint: there are 7 factors)
1x64, 2x32, 4x16, 8x8
1,2,4,8,16,32,64
What are the first 8 multiples of the number 12?
12,24,36,48,60,72,84,96
Ray bikes for 13 miles. Peter bikes 3 times as many miles. How many miles does Peter bike for?
39 miles
Rilee visits his grandma who lives 21 miles away. He wants to visit his aunt as well who lives 3 times as far away. Which equation would help you figure out how far away his aunt lives?
A. 3 x 21=?
B. 21 x ?=3
C. 3 x ?= 21
D. ?=21 x 3
A. 3 x 21=?
73 is a prime/composite number, tell why?
Prime, 1x73
What are the factors or factor pairs for the number 120? (Hint: there are 14 factors!!)
1x120, 2x60, 3x40, 5x24, 6x20, 8x15, 10x12
1,2,3,5,6,8,10,12,15,20,24,40,60,120
What are the first 8 multiples of the number 16?
16,32,48,64,80,96,112,128
James read for 64 minutes today. He read 4 times as many minutes as Jake. How many minutes did Jake read for?
16 minutes
Nina likes to eat snacks. She eats 300 calories during lunch. For dinner she usually eats a lot more. Tonight she is eating 1800 calories for dinner. Which equation helps you figure out how many times more calories she eats at dinner then she does for lunch? For full points, WHAT IS THE ANSWER TOO?
A. 1800 - 300=?
B. ? + 300=1800
C. 300 x 1800=?
D. 300 x ?= 1800
D. 300 x ? = 1800
And the answer is 6
153 is a prime/composite number, tell why.
Composite, 3x51 9x17