Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 28/42 and 12/10

1st number: 28/42, 2nd number: 1 2/10

28/42 + 12/10 is 28/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 10 is 210
  2. For the 1st fraction, since 42 × 5 = 210,
    28/42 = 28 × 5/42 × 5 = 140/210
  3. Likewise, for the 2nd fraction, since 10 × 21 = 210,
    12/10 = 12 × 21/10 × 21 = 252/210
  4. Add the two fractions:
    140/210 + 252/210 = 140 + 252/210 = 392/210
  5. After reducing the fraction, the answer is 28/15
  6. In mixed form: 113/15

Related:

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

© everydaycalculation.com