Factors & Multiples
These are the factors of 27
What is 1,3,9, and 27
3 x 40 =
120
These numbers have only one pair of factors
Prime
What is the formula for finding area?
A = L x W
80 divided by 2 =
40
Which of these numbers are multiples of 4?
A. 2
B. 8
C. 14
D. 20
What are B and D
6 x 50 =
300
What is the only even prime number?
2
A rectangle has a length of 12 inches and a width of 6 inches. What is the area?
72 sq inches
60 divided by 3 =
20
Which numbers have 45 as a multiple?
A. 5
B. 10
C. 9
D. 90
A and C
7 x 23 =
161
True or false - All odd numbers are prime
False
A rectangle has a length of 12 inches and a width of 6 inches. What is the perimeter?
36 inches
46 divided by 2 =
23
4, 8, 12, 16, and 20
34 x 6 =
204
Is 27 prime or composite?
composite
A square has a length of 4 feet. What is the perimeter?
16 feet
132 divided by 3 =
44
List the factors of 12.
1, 2, 3, 4, 6, and 12
4 times as much as 18 is
72
All even numbers have 1 and what other number as a factor?
2
A rectangle's area is 99 centimeters. The length is 9 centimeters. What is the width?
11 centimeters
120 divided by 8 =
15