Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Subtract fractions

Subtract 30/7 from 63/3

1st number: 21 0/3, 2nd number: 4 2/7

63/3 - 30/7 is 117/7.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 7 is 21
  2. For the 1st fraction, since 3 × 7 = 21,
    63/3 = 63 × 7/3 × 7 = 441/21
  3. Likewise, for the 2nd fraction, since 7 × 3 = 21,
    30/7 = 30 × 3/7 × 3 = 90/21
  4. Subtract the two fractions:
    441/21 - 90/21 = 441 - 90/21 = 351/21
  5. After reducing the fraction, the answer is 117/7
  6. In mixed form: 165/7

Related:

Use fraction calculator with our all-in-one calculator app: Download for Android, Download for iOS

© everydaycalculation.com