Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 28/40 and 72/6

1st number: 28/40, 2nd number: 12 0/6

28/40 + 72/6 is 127/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 6 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 40 × 3 = 120,
    28/40 = 28 × 3/40 × 3 = 84/120
  3. Likewise, for the 2nd fraction, since 6 × 20 = 120,
    72/6 = 72 × 20/6 × 20 = 1440/120
  4. Add the two like fractions:
    84/120 + 1440/120 = 84 + 1440/120 = 1524/120
  5. 1524/120 simplified gives 127/10
  6. So, 28/40 + 72/6 = 127/10
    In mixed form: 127/10

MathStep (Works offline)

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

Related:

© everydaycalculation.com