Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 42/28 and 9/5

1st number: 1 14/28, 2nd number: 1 4/5

42/28 + 9/5 is 33/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 5 is 140

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 28 × 5 = 140,
    42/28 = 42 × 5/28 × 5 = 210/140
  3. Likewise, for the 2nd fraction, since 5 × 28 = 140,
    9/5 = 9 × 28/5 × 28 = 252/140
  4. Add the two like fractions:
    210/140 + 252/140 = 210 + 252/140 = 462/140
  5. 462/140 simplified gives 33/10
  6. So, 42/28 + 9/5 = 33/10
    In mixed form: 33/10

MathStep (Works offline)

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

Related:

© everydaycalculation.com