40/2 divided by 105/4
40/2 ÷ 105/4
=
16
21
Step-by-Step Solution
-
1Take reciprocal of second fraction105/4 becomes 4/105
-
2Multiply by reciprocal40/2 × 4/105
-
3Multiply numerators & denominators40 × 4 = 160 2 × 105 = 210
-
4Simplify160/210 = 16/21
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.