Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 3/72 and 70/30

1st number: 3/72, 2nd number: 2 10/30

3/72 + 70/30 is 19/8.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 30 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 72 × 5 = 360,
    3/72 = 3 × 5/72 × 5 = 15/360
  3. Likewise, for the 2nd fraction, since 30 × 12 = 360,
    70/30 = 70 × 12/30 × 12 = 840/360
  4. Add the two like fractions:
    15/360 + 840/360 = 15 + 840/360 = 855/360
  5. 855/360 simplified gives 19/8
  6. So, 3/72 + 70/30 = 19/8
    In mixed form: 23/8

MathStep (Works offline)

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

Related:

© everydaycalculation.com