Greatest Common Factor
Least Common Multiple
Comparing
Reduce/Simplify
Equivalent Fractions
100

Greatest Common Factor of 6 and 18

What is 6

100

What is the Least Common Multiple of 5 and 4?

What is 20

100

Which is greater?

1/2 or 1/3

What is 1/2

100

4/8

What is 1/2

100

What is an equivalent fraction for 1/2?

2/4, 3/6, 4/8, 5/10, etc.

200

The Greatest Common Factor of 2 and 12

What is 2

200

What is the Least Common Multiple of 6 and 9?

What is 18

200

Which is greater?

5/6 or 2/3

What is 5/6

200

3/9

What is 1/3

200

What is an equivalent fraction for 1/3?

2/6, 3/9, 4/12, etc.

300

The Greatest Common Factor of 5 and 15

What is 5

300

What is the Least Common Multiple of 10 and 3?

What is 30

300

Greater than, less than, or equal?

3/4 and 5/12

3/4 > 5/12

300

10/12

What is 5/6

300

What is an equivalent fraction for 2/3?

4/6, 6/9, 8/12, etc.

400

The Greatest Common Factor of 12 and 20

What is 4

400

What is the Least Common Multiple of 6 and 8?

What is 24

400

Greater than, less than, or equal?

2/7 and 3/5

2/7 < 3/5

400

12/16

What is 3/4

400

What is an equivalent fraction for 3/4?

6/8, 9/12, 12/16, etc.

500

The Greatest Common Factor of 9 and 27

What is 9

500

What is the Least Common Multiple of 9 and 45?

What is 45

500

Greater than, less than, or equal?

4/5 and 8/10

4/5 = 8/10

500

14/49

What is 2/7

500

What is an equivalent fraction for 5/20?

10/40, 15/60, etc.

or 1/4!

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