Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 56/40 and 4/42

1st number: 1 16/40, 2nd number: 4/42

56/40 + 4/42 is 157/105.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 42 is 840

    Next, find the equivalent fraction of both fractional numbers with denominator 840
  2. For the 1st fraction, since 40 × 21 = 840,
    56/40 = 56 × 21/40 × 21 = 1176/840
  3. Likewise, for the 2nd fraction, since 42 × 20 = 840,
    4/42 = 4 × 20/42 × 20 = 80/840
  4. Add the two like fractions:
    1176/840 + 80/840 = 1176 + 80/840 = 1256/840
  5. 1256/840 simplified gives 157/105
  6. So, 56/40 + 4/42 = 157/105
    In mixed form: 152/105

MathStep (Works offline)

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

Related:

© everydaycalculation.com