Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 63/24 and 42/70

1st number: 2 15/24, 2nd number: 42/70

63/24 + 42/70 is 129/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 24 and 70 is 840
  2. For the 1st fraction, since 24 × 35 = 840,
    63/24 = 63 × 35/24 × 35 = 2205/840
  3. Likewise, for the 2nd fraction, since 70 × 12 = 840,
    42/70 = 42 × 12/70 × 12 = 504/840
  4. Add the two fractions:
    2205/840 + 504/840 = 2205 + 504/840 = 2709/840
  5. 2709/840 simplified gives 129/40
  6. So, 63/24 + 42/70 = 129/40
    In mixed form: 39/40

MathStep (Works offline)

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

Related:

© everydaycalculation.com