Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 45/48 and 40/70

45/48 + 40/70 is 169/112.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 48 and 70 is 1680

    Next, find the equivalent fraction of both fractional numbers with denominator 1680
  2. For the 1st fraction, since 48 × 35 = 1680,
    45/48 = 45 × 35/48 × 35 = 1575/1680
  3. Likewise, for the 2nd fraction, since 70 × 24 = 1680,
    40/70 = 40 × 24/70 × 24 = 960/1680
  4. Add the two like fractions:
    1575/1680 + 960/1680 = 1575 + 960/1680 = 2535/1680
  5. 2535/1680 simplified gives 169/112
  6. So, 45/48 + 40/70 = 169/112
    In mixed form: 157/112

MathStep (Works offline)

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

Related:

© everydaycalculation.com