Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 21/56 and 45/35

1st number: 21/56, 2nd number: 1 10/35

21/56 + 45/35 is 93/56.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 35 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 56 × 5 = 280,
    21/56 = 21 × 5/56 × 5 = 105/280
  3. Likewise, for the 2nd fraction, since 35 × 8 = 280,
    45/35 = 45 × 8/35 × 8 = 360/280
  4. Add the two like fractions:
    105/280 + 360/280 = 105 + 360/280 = 465/280
  5. 465/280 simplified gives 93/56
  6. So, 21/56 + 45/35 = 93/56
    In mixed form: 137/56

MathStep (Works offline)

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

Related:

© everydaycalculation.com