15/3 divided by 45/4
15/3 ÷ 45/4
=
4
9
Step-by-Step Solution
-
1Take reciprocal of second fraction45/4 becomes 4/45
-
2Multiply by reciprocal15/3 × 4/45
-
3Multiply numerators & denominators15 × 4 = 60 3 × 45 = 135
-
4Simplify60/135 = 4/9
How to Divide Fractions
To divide fractions, use "Keep, Change, Flip": keep the first fraction unchanged, change the ÷ to ×, then flip the second fraction. Multiply and simplify.