16/4 divided by 51/5
16/4 ÷ 51/5
=
20
51
Step-by-Step Solution
-
1Take reciprocal of second fraction51/5 becomes 5/51
-
2Multiply by reciprocal16/4 × 5/51
-
3Multiply numerators & denominators16 × 5 = 80 4 × 51 = 204
-
4Simplify80/204 = 20/51
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.