Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 10/4 and 72/20

1st number: 2 2/4, 2nd number: 3 12/20

10/4 + 72/20 is 61/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 20 is 20

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 4 × 5 = 20,
    10/4 = 10 × 5/4 × 5 = 50/20
  3. Likewise, for the 2nd fraction, since 20 × 1 = 20,
    72/20 = 72 × 1/20 × 1 = 72/20
  4. Add the two like fractions:
    50/20 + 72/20 = 50 + 72/20 = 122/20
  5. 122/20 simplified gives 61/10
  6. So, 10/4 + 72/20 = 61/10
    In mixed form: 61/10

MathStep (Works offline)

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

Related:

© everydaycalculation.com