Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 60/4 and 21/30

1st number: 15 0/4, 2nd number: 21/30

60/4 + 21/30 is 157/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 30 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 4 × 15 = 60,
    60/4 = 60 × 15/4 × 15 = 900/60
  3. Likewise, for the 2nd fraction, since 30 × 2 = 60,
    21/30 = 21 × 2/30 × 2 = 42/60
  4. Add the two like fractions:
    900/60 + 42/60 = 900 + 42/60 = 942/60
  5. 942/60 simplified gives 157/10
  6. So, 60/4 + 21/30 = 157/10
    In mixed form: 157/10

MathStep (Works offline)

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

Related:

© everydaycalculation.com