Computation
Fractions
Greatest Common Factor (GCF)
Least Common Multiple (LCM)
Math Vocabulary
100
Add carefully! 385 + 637 = ?
1,022
100
Give an equivalent fraction for 3/4.
Possible answers (there could be others) 6/8; 9/12; 12/15; 15/18; etc.
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

Reduce the fraction 18/27 to its simplest form.

2/3

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
Reduce the fraction 35/40 to its simplest form.
7/8
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
Give an equivalent fraction for 2/5.
Possible answers (there could be others) 4/10; 6/15; 8/20; 10/25; 12/30; etc.
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

An egg carton is 8/12 full. Isaac eats 1/4 of the eggs. How many eggs are left? Answer in the simplest fraction.

1/2

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

What strategy is this? 36x78=

30x70=

30x8=

6x70=

6x8=

Partial Product Strategy

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