21/3 divided by 70/4

21/3 ÷ 70/4
=
2 5
Decimal: 0.4
Percentage: 40%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    70/4 becomes 4/70
  2. 2
    Multiply by reciprocal
    21/3 × 4/70
  3. 3
    Multiply numerators & denominators
    21 × 4 = 84    3 × 70 = 210
  4. 4
    Simplify
    84/210 = 2/5

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.

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