Fraction Operations and Prime Factorization

Subtract the numerators from the denominators

Divide the numerators by the denominators

Multiply the numerators and denominators

Add the numerators and denominators

To make the numbers larger

To avoid complex calculations later

To make the fractions equal

To ensure the result is a whole number

2 x 2

3 x 3

2 x 3

5 x 1

4/7

12/21

3/7

6/14

5 x 7

2 x 3

3 x 5

2 x 7

30

24

18

12

7

9

5

3

Divide the numerator by the denominator

Add the numerator to the denominator

Subtract the denominator from the numerator

Multiply the numerator by the denominator

4 and 1/5

4 and 4/5

5 and 1/5

5 and 4/5

It is a whole number

It is a proper fraction

It is an improper fraction

It is a mixed number