Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 42/10 and 36/42

1st number: 4 2/10, 2nd number: 36/42

42/10 + 36/42 is 177/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 42 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 10 × 21 = 210,
    42/10 = 42 × 21/10 × 21 = 882/210
  3. Likewise, for the 2nd fraction, since 42 × 5 = 210,
    36/42 = 36 × 5/42 × 5 = 180/210
  4. Add the two like fractions:
    882/210 + 180/210 = 882 + 180/210 = 1062/210
  5. 1062/210 simplified gives 177/35
  6. So, 42/10 + 36/42 = 177/35
    In mixed form: 52/35

MathStep (Works offline)

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

Related:

© everydaycalculation.com