Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 40/45 and 24/80

40/45 + 24/80 is 107/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 80 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 45 × 16 = 720,
    40/45 = 40 × 16/45 × 16 = 640/720
  3. Likewise, for the 2nd fraction, since 80 × 9 = 720,
    24/80 = 24 × 9/80 × 9 = 216/720
  4. Add the two like fractions:
    640/720 + 216/720 = 640 + 216/720 = 856/720
  5. 856/720 simplified gives 107/90
  6. So, 40/45 + 24/80 = 107/90
    In mixed form: 117/90

MathStep (Works offline)

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

Related:

© everydaycalculation.com