Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 9/8 and 5/40

1st number: 1 1/8, 2nd number: 5/40

9/8 + 5/40 is 5/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 40 is 40

    Next, find the equivalent fraction of both fractional numbers with denominator 40
  2. For the 1st fraction, since 8 × 5 = 40,
    9/8 = 9 × 5/8 × 5 = 45/40
  3. Likewise, for the 2nd fraction, since 40 × 1 = 40,
    5/40 = 5 × 1/40 × 1 = 5/40
  4. Add the two like fractions:
    45/40 + 5/40 = 45 + 5/40 = 50/40
  5. 50/40 simplified gives 5/4
  6. So, 9/8 + 5/40 = 5/4
    In mixed form: 11/4

MathStep (Works offline)

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

Related:

© everydaycalculation.com