Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 30/21 and 16/35

1st number: 1 9/21, 2nd number: 16/35

30/21 + 16/35 is 66/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 35 is 105

    Next, find the equivalent fraction of both fractional numbers with denominator 105
  2. For the 1st fraction, since 21 × 5 = 105,
    30/21 = 30 × 5/21 × 5 = 150/105
  3. Likewise, for the 2nd fraction, since 35 × 3 = 105,
    16/35 = 16 × 3/35 × 3 = 48/105
  4. Add the two like fractions:
    150/105 + 48/105 = 150 + 48/105 = 198/105
  5. 198/105 simplified gives 66/35
  6. So, 30/21 + 16/35 = 66/35
    In mixed form: 131/35

MathStep (Works offline)

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

Related:

© everydaycalculation.com