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Computation
Fractions
Computation
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

545 + 238

783

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

2/3 - 1/6

3/6

200

56,453 - 38,907

17,546

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

 3/4 + 1/5 

19/20

300

78 x 9

702

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

45 x 78

3,510

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

Multiply these fractions carefully!  3/4 x 2/5 = ?

6/20

500

396 x 23

9,108

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