Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 10/42 and 40/35

1st number: 10/42, 2nd number: 1 5/35

10/42 + 40/35 is 29/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 35 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 42 × 5 = 210,
    10/42 = 10 × 5/42 × 5 = 50/210
  3. Likewise, for the 2nd fraction, since 35 × 6 = 210,
    40/35 = 40 × 6/35 × 6 = 240/210
  4. Add the two like fractions:
    50/210 + 240/210 = 50 + 240/210 = 290/210
  5. 290/210 simplified gives 29/21
  6. So, 10/42 + 40/35 = 29/21
    In mixed form: 18/21

MathStep (Works offline)

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

Related:

© everydaycalculation.com