3/3 divided by 21/5
3/3 ÷ 21/5
=
5
21
Step-by-Step Solution
-
1Take reciprocal of second fraction21/5 becomes 5/21
-
2Multiply by reciprocal3/3 × 5/21
-
3Multiply numerators & denominators3 × 5 = 15 3 × 21 = 63
-
4Simplify15/63 = 5/21
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.