Fractions in Simplest form
Adding Fractions
Subtracting Fractions
Adding Fractions with unlike denominators
Subtracting Fractions with unlike denominators
100

How do we write a fraction in Simplest form?

Find the GCF and divide the numerator and denominator by it.

100

add fractions

What is finding a common denominator
100

How can we subtracting fractions with different denominators?

What is finding a common denominator.

100

How could I create common denominators for 1/6 and 1/4

12 is the LCD

100

How could I create common denominators for 1/2 and 1/4

LCD is 4

200

20/100

1/5

200

1/4 + 3/4

4/4 or one whole

200

3/4 - 1/4

2/4 or 1/2

200

1/4 + 2/7

15/28

200

7 3/4 - 5 2/4

2 1/4

300

6/8

3/4

300

3/10 + 2/10=

5/10 or 1/2

300

5/8 - 2/8

3/8

300

3/4 + 1/8 

7/8

300

6 2/4 - 1 1/4

5 1/4

400

36/40

9/10

400

2/5 + 2/5

4/5

400

5/6 - 2/3

1/6

400

1/5 +  3/11

26/55

400

8 3/5 - 2 3/10

6 3/10

500

11/33

1/3

500

2/9 + 1/9

3/9 or 1/3

500

9/10 - 1/5

7/10

500

3/22 + 1/2

14/22 or 7/11

500

9 9/10 - 3 3/20

6 15/20

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