Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 42/45 and 6/7

42/45 + 6/7 is 188/105.

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,
    42/45 = 42 × 7/45 × 7 = 294/315
  3. Likewise, for the 2nd fraction, since 7 × 45 = 315,
    6/7 = 6 × 45/7 × 45 = 270/315
  4. Add the two like fractions:
    294/315 + 270/315 = 294 + 270/315 = 564/315
  5. 564/315 simplified gives 188/105
  6. So, 42/45 + 6/7 = 188/105
    In mixed form: 183/105

MathStep (Works offline)

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

Related:

© everydaycalculation.com