21/3 divided by 80/4
21/3 ÷ 80/4
=
7
20
Step-by-Step Solution
-
1Take reciprocal of second fraction80/4 becomes 4/80
-
2Multiply by reciprocal21/3 × 4/80
-
3Multiply numerators & denominators21 × 4 = 84 3 × 80 = 240
-
4Simplify84/240 = 7/20
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.