Computation
Factoring
Greatest Common Factor (GCF)
Least Common Multiple (LCM)
Math Vocabulary
100

Add carefully! 385 + 637 = ?

1,022

100

What are the factors of 75?

1 x 75, 3 x 25, or 5 x 15

100
What is the Greatest Common Factor (GCF) of 60 and 30?
30
100
What is the Least Common Multiple of 6 and 10?
60
100
What vocabulary word means the answer to an addition problem?
sum
200

Subtract carefully! 8,014 - 3,916 = ?

4,098

200

What are the factors of 81?

 1 x 81, 3 x 27, or 9 x 9

200
What is the Greatest Common Factor (GCF) of 20 and 35?
5
200
What is the Least Common Multiple of 20 and 4?
20
200
What vocabulary word means the answer to a multiplication problem?
product
300

Multiply carefully! 27 x 8 = ?

216

300

What is the factor of 56?

 1 x 56, 2 x 28, 4 x 14, or 7 x 8

300
What is the Greatest Common Factor (GCF) of 44 and 33?
11
300
What is the Least Common Multiple of 6 and 8?
24
300
What vocabulary word means the top part of a fraction?
numerator
400

Multiply carefully! 52 x 39 = ?

2,028

400

What is the factor of 99?

1 x 99, 3 x 33, or 9 x 11

400
What is the Greatest Common Factor (GCF) of 45 and 63?
9
400
What is the Least Common Multiple of 2,3 and 5?
30
400
What vocabulary word means the answer to a division problem?
quotient
500

Divide carefully! 168 รท 12 = ?

14

500

what are the factors of 160? Give at least 5 pairs.

1 x 160, 2 x 80, 4 x 40, 5 x 32, 8 x 20, 10 x 16, 16 x 10, 20 x 8, 32 x 5, 40 x 4, 80 x2, 160 x 1.

500
What is the Greatest Common Factor (GCF) of 48 and 64?
16
500
What is the Least Common Multiple of 2,3, and 9?
18
500
The greatest common factor (GCF) of any two numbers is A) a number that divides evenly into both numbers. B) the largest number that divides evenly into both numbers. C) a number that both numbers will divide into evenly. D) the largest number that both numbers will divide into evenly.
B
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