Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 84/35 and 18/90

1st number: 2 14/35, 2nd number: 18/90

84/35 + 18/90 is 13/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 90 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 35 × 18 = 630,
    84/35 = 84 × 18/35 × 18 = 1512/630
  3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
    18/90 = 18 × 7/90 × 7 = 126/630
  4. Add the two like fractions:
    1512/630 + 126/630 = 1512 + 126/630 = 1638/630
  5. 1638/630 simplified gives 13/5
  6. So, 84/35 + 18/90 = 13/5
    In mixed form: 23/5

MathStep (Works offline)

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

Related:

© everydaycalculation.com