Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 35/45 and 12/7

1st number: 35/45, 2nd number: 1 5/7

35/45 + 12/7 is 157/63.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 7 is 315

    Next, find the equivalent fraction of both fractional numbers with denominator 315
  2. For the 1st fraction, since 45 × 7 = 315,
    35/45 = 35 × 7/45 × 7 = 245/315
  3. Likewise, for the 2nd fraction, since 7 × 45 = 315,
    12/7 = 12 × 45/7 × 45 = 540/315
  4. Add the two like fractions:
    245/315 + 540/315 = 245 + 540/315 = 785/315
  5. 785/315 simplified gives 157/63
  6. So, 35/45 + 12/7 = 157/63
    In mixed form: 231/63

MathStep (Works offline)

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

Related:

© everydaycalculation.com