Computation
Fractions
Greatest Common Factor (GCF)
Least Common Multiple (LCM)
GCF OR LCM
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

Who was the British monarch during the 1950s?

Queen Elizabeth II

100
What is the Least Common Multiple of 6 and 10?
60
100

LCM of 2 and 4?

4

200
Subtract carefully! 8,014 - 3,916 = ?
4,098
200
Reduce teh 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

GCF of 8 and 12

4

300
Multiply carefully! 27 x 8 = ?
216
300

Which American musician is known as "The King of Rock and Roll" and rose to fame in the 1950s?

Elvis Presley

300
What is the Greatest Common Factor (GCF) of 44 and 33?
11
300

Which famous baseball player made his debut with the Brooklyn Dodgers in 1947, breaking the sport's color barrier?

Jackie Robinson

300

LCM of 12 and 8

24

400

Who was the lead vocalist of the Rolling Stones?

Mick Jagger

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

LCM AND GCF of 8 and 6

LCM 24

GCF 2

500
Divide carefully! 168 รท 12 = ?
14
500
Multiply these fractions carefully! be sure to give your answer in simplet form. 3/4 x 2/5 = ?
3/10
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

Which iconic movie starring Humphrey Bogart and Ingrid Bergman was released in 1942?

Casablanca