Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 48/40 and 12/45

1st number: 1 8/40, 2nd number: 12/45

48/40 + 12/45 is 22/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 45 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 40 × 9 = 360,
    48/40 = 48 × 9/40 × 9 = 432/360
  3. Likewise, for the 2nd fraction, since 45 × 8 = 360,
    12/45 = 12 × 8/45 × 8 = 96/360
  4. Add the two like fractions:
    432/360 + 96/360 = 432 + 96/360 = 528/360
  5. 528/360 simplified gives 22/15
  6. So, 48/40 + 12/45 = 22/15
    In mixed form: 17/15

MathStep (Works offline)

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

Related:

© everydaycalculation.com