Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 70/15 and 3/63

1st number: 4 10/15, 2nd number: 3/63

70/15 + 3/63 is 33/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 63 is 315
  2. For the 1st fraction, since 15 × 21 = 315,
    70/15 = 70 × 21/15 × 21 = 1470/315
  3. Likewise, for the 2nd fraction, since 63 × 5 = 315,
    3/63 = 3 × 5/63 × 5 = 15/315
  4. Add the two fractions:
    1470/315 + 15/315 = 1470 + 15/315 = 1485/315
  5. 1485/315 simplified gives 33/7
  6. So, 70/15 + 3/63 = 33/7
    In mixed form: 45/7

MathStep (Works offline)

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

Related:

© everydaycalculation.com