Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 4/30 and 70/45

1st number: 4/30, 2nd number: 1 25/45

4/30 + 70/45 is 76/45.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 45 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 30 × 3 = 90,
    4/30 = 4 × 3/30 × 3 = 12/90
  3. Likewise, for the 2nd fraction, since 45 × 2 = 90,
    70/45 = 70 × 2/45 × 2 = 140/90
  4. Add the two like fractions:
    12/90 + 140/90 = 12 + 140/90 = 152/90
  5. 152/90 simplified gives 76/45
  6. So, 4/30 + 70/45 = 76/45
    In mixed form: 131/45

MathStep (Works offline)

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

Related:

© everydaycalculation.com