Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 18/2 and 7/70

1st number: 9 0/2, 2nd number: 7/70

18/2 + 7/70 is 91/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 70 is 70
  2. For the 1st fraction, since 2 × 35 = 70,
    18/2 = 18 × 35/2 × 35 = 630/70
  3. Likewise, for the 2nd fraction, since 70 × 1 = 70,
    7/70 = 7 × 1/70 × 1 = 7/70
  4. Add the two fractions:
    630/70 + 7/70 = 630 + 7/70 = 637/70
  5. 637/70 simplified gives 91/10
  6. So, 18/2 + 7/70 = 91/10
    In mixed form: 91/10

MathStep (Works offline)

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

Related:

© everydaycalculation.com