Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 18/7 and 60/45

1st number: 2 4/7, 2nd number: 1 15/45

18/7 + 60/45 is 82/21.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 315
  2. For the 1st fraction, since 7 × 45 = 315,
    18/7 = 18 × 45/7 × 45 = 810/315
  3. Likewise, for the 2nd fraction, since 45 × 7 = 315,
    60/45 = 60 × 7/45 × 7 = 420/315
  4. Add the two like fractions:
    810/315 + 420/315 = 810 + 420/315 = 1230/315
  5. 1230/315 simplified gives 82/21
  6. So, 18/7 + 60/45 = 82/21
    In mixed form: 319/21

MathStep (Works offline)

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

Related:

© everydaycalculation.com