GCF
Common Denominators
Simplifying
Simplifying
Simplifying
100

True or False- GCF is a list of numbers factors can multiply into.

What is False?

100

This is what fractions must have in order to add or subtract them.

What is a common denominator?

100

This is the first step to simplifying a fraction.

What is find the GCF of the numerator and denominator?

100

3/24

1/8

100

What is the GCF?

84/21

21

200

The GCF of 4 and 8 is this.

What is 4?

200

The best common denominator for 4/8 and 3/16 would be this.

What is 16?

200

This is the second step to simplifying a fraction.

What is divide by the GCF?

200

16/48

1/3

200

Simplify.

84/21

4/1

300

The GCF of 8 and 12 is 2.

What is false?

300

The best common denominator for 9/12 and 2/15 would be this.

What is 60?

300

Simplify 8/24.

What is 1/3?

300

57/9

19/3

300

What is the GCF?

77/21

7

400

The Greatest Common Factor of 20 and 30 is what?

What is 10?

400

In order to be able to add, rename these fractions:

9/15+5/6

What is 18/30 + 25/30?

400

Simplify 15/36.

What is 5/12?

400

93/18

31/6

400

Simplify.

77/21

11/3

500

The Greatest Common Factor of 7 and 6 is this.

What is 1?

500

In order to be able to subtract, rename these fractions:

5/8 - 2/24

What is 15/24 - 2/24?

500

Simplify 17/21.

What is 17/21?

500

120/18

20/3

500

What is the GCF?

51/34

Then, simplify.

17 is the GCF.

3/2

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