simplify as integer or fraction.

3/4-3/5

can someone help me with is?

2 answers

3/4 = 15/20
3/5 = 12/20

15/20 - 12/20 = 3/20
3/4 - 3/5

Find the least common denominator of 4 and 5.

3/4 = 15/20

Multiply the top and bottom by 5.

3/5 = 12/20

Multiply the top and bottom by 4.

15/20 - 12/20 = 3/20

3/20 is your answer.

That is in lowest terms and can't be reduced any further.