Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 90/12 and 16/63

1st number: 7 6/12, 2nd number: 16/63

90/12 + 16/63 is 977/126.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 63 is 252

    Next, find the equivalent fraction of both fractional numbers with denominator 252
  2. For the 1st fraction, since 12 × 21 = 252,
    90/12 = 90 × 21/12 × 21 = 1890/252
  3. Likewise, for the 2nd fraction, since 63 × 4 = 252,
    16/63 = 16 × 4/63 × 4 = 64/252
  4. Add the two like fractions:
    1890/252 + 64/252 = 1890 + 64/252 = 1954/252
  5. 1954/252 simplified gives 977/126
  6. So, 90/12 + 16/63 = 977/126
    In mixed form: 795/126

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related:

© everydaycalculation.com