Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 7/42 and 90/48

1st number: 7/42, 2nd number: 1 42/48

7/42 + 90/48 is 49/24.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 48 is 336
  2. For the 1st fraction, since 42 × 8 = 336,
    7/42 = 7 × 8/42 × 8 = 56/336
  3. Likewise, for the 2nd fraction, since 48 × 7 = 336,
    90/48 = 90 × 7/48 × 7 = 630/336
  4. Add the two fractions:
    56/336 + 630/336 = 56 + 630/336 = 686/336
  5. 686/336 simplified gives 49/24
  6. So, 7/42 + 90/48 = 49/24
    In mixed form: 21/24

MathStep (Works offline)

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

Related:

© everydaycalculation.com