Factors
What are the factors of 12 listed in order (least to greatest)
1, 2, 3, 4, 6, 12
List the first 5 multiples of 9
9, 18, 27, 36, 45
Is 2 a prime or composite number?
Prime
In college a math book costs four times as much as a history book. If the math books costs twelve dollars, how much does the history book cost?
$3 dollars
What are the factors of 29 listed in order (least to greatest)
1, 29
List the first 7 multiples of 12
12, 24, 36, 48, 60, 72, 84
True or False - 18 is a composite number
True - why?
A pet store sold six cats. They sold five times as many dogs as they sold cats. How many dogs did they sell?
30 dogs
What are the factors of 57 in order (least to greatest)
1, 3, 19, 57
True of False - all the factors of 15 will also be factors of 30
True - why?
Prime
At the soda shop they sold twenty-seven hotdogs on Monday and three on Tuesday. How many times as many did they sell on Monday than they sold on Tuesday?
9 times as many
What are the factor pairs of 64
List 7 multiples of 19
19, 38, 57, 76, 95, 114, 133
True or False - 83 is a composite number
False
Larry's Lawn Care had 12 customers in the fall. In the summer they have 13 times as many customers. Write and equation that represents how many customers they had in the summer.
12 x 13 = ?
What are the factor pairs of 116
True or False - all the factors of 18 will be factors of 89
False - why?
Prove that 24 is a composite number
24 has more than 2 factors (1, and itself). It is an even number so it is also divisible by 2. It also has other factors such as 3, 4, 6, 8, 12.
Luke was playing a video game. It took him 36 lives to beat the level 2, six times as many as it took him to beat the level 1. What equation can you use to find out how many lives it took him to beat level 1.
36/6=6 OR 36= 6 x ___