Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 70/2 and 10/21

1st number: 35 0/2, 2nd number: 10/21

70/2 + 10/21 is 745/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 21 is 42

    Next, find the equivalent fraction of both fractional numbers with denominator 42
  2. For the 1st fraction, since 2 × 21 = 42,
    70/2 = 70 × 21/2 × 21 = 1470/42
  3. Likewise, for the 2nd fraction, since 21 × 2 = 42,
    10/21 = 10 × 2/21 × 2 = 20/42
  4. Add the two like fractions:
    1470/42 + 20/42 = 1470 + 20/42 = 1490/42
  5. 1490/42 simplified gives 745/21
  6. So, 70/2 + 10/21 = 745/21
    In mixed form: 3510/21

MathStep (Works offline)

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

Related:

© everydaycalculation.com