Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 20/4 and 9/8

1st number: 5 0/4, 2nd number: 1 1/8

20/4 + 9/8 is 49/8.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 8 is 8
  2. For the 1st fraction, since 4 × 2 = 8,
    20/4 = 20 × 2/4 × 2 = 40/8
  3. Likewise, for the 2nd fraction, since 8 × 1 = 8,
    9/8 = 9 × 1/8 × 1 = 9/8
  4. Add the two fractions:
    40/8 + 9/8 = 40 + 9/8 = 49/8
  5. In mixed form: 61/8

Related:

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

© everydaycalculation.com