Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 5/42 and 48/40

1st number: 5/42, 2nd number: 1 8/40

5/42 + 48/40 is 277/210.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 40 is 840
  2. For the 1st fraction, since 42 × 20 = 840,
    5/42 = 5 × 20/42 × 20 = 100/840
  3. Likewise, for the 2nd fraction, since 40 × 21 = 840,
    48/40 = 48 × 21/40 × 21 = 1008/840
  4. Add the two fractions:
    100/840 + 1008/840 = 100 + 1008/840 = 1108/840
  5. 1108/840 simplified gives 277/210
  6. So, 5/42 + 48/40 = 277/210
    In mixed form: 167/210

MathStep (Works offline)

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

Related:

© everydaycalculation.com