Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 7/10 and 63/72

7/10 + 63/72 is 63/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 72 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 10 × 36 = 360,
    7/10 = 7 × 36/10 × 36 = 252/360
  3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
    63/72 = 63 × 5/72 × 5 = 315/360
  4. Add the two like fractions:
    252/360 + 315/360 = 252 + 315/360 = 567/360
  5. 567/360 simplified gives 63/40
  6. So, 7/10 + 63/72 = 63/40
    In mixed form: 123/40

MathStep (Works offline)

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

Related:

© everydaycalculation.com