Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 70/4 and 21/35

1st number: 17 2/4, 2nd number: 21/35

70/4 + 21/35 is 181/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 35 is 140

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 4 × 35 = 140,
    70/4 = 70 × 35/4 × 35 = 2450/140
  3. Likewise, for the 2nd fraction, since 35 × 4 = 140,
    21/35 = 21 × 4/35 × 4 = 84/140
  4. Add the two like fractions:
    2450/140 + 84/140 = 2450 + 84/140 = 2534/140
  5. 2534/140 simplified gives 181/10
  6. So, 70/4 + 21/35 = 181/10
    In mixed form: 181/10

MathStep (Works offline)

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

Related:

© everydaycalculation.com