Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 72/4 and 7/70

1st number: 18 0/4, 2nd number: 7/70

72/4 + 7/70 is 181/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 70 is 140

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 4 × 35 = 140,
    72/4 = 72 × 35/4 × 35 = 2520/140
  3. Likewise, for the 2nd fraction, since 70 × 2 = 140,
    7/70 = 7 × 2/70 × 2 = 14/140
  4. Add the two like fractions:
    2520/140 + 14/140 = 2520 + 14/140 = 2534/140
  5. 2534/140 simplified gives 181/10
  6. So, 72/4 + 7/70 = 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