Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 21/50 and 90/8

1st number: 21/50, 2nd number: 11 2/8

21/50 + 90/8 is 1167/100.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 50 and 8 is 200

    Next, find the equivalent fraction of both fractional numbers with denominator 200
  2. For the 1st fraction, since 50 × 4 = 200,
    21/50 = 21 × 4/50 × 4 = 84/200
  3. Likewise, for the 2nd fraction, since 8 × 25 = 200,
    90/8 = 90 × 25/8 × 25 = 2250/200
  4. Add the two like fractions:
    84/200 + 2250/200 = 84 + 2250/200 = 2334/200
  5. 2334/200 simplified gives 1167/100
  6. So, 21/50 + 90/8 = 1167/100
    In mixed form: 1167/100

MathStep (Works offline)

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

Related:

© everydaycalculation.com