Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 42/40 and 5/36

1st number: 1 2/40, 2nd number: 5/36

42/40 + 5/36 is 107/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 36 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 40 × 9 = 360,
    42/40 = 42 × 9/40 × 9 = 378/360
  3. Likewise, for the 2nd fraction, since 36 × 10 = 360,
    5/36 = 5 × 10/36 × 10 = 50/360
  4. Add the two like fractions:
    378/360 + 50/360 = 378 + 50/360 = 428/360
  5. 428/360 simplified gives 107/90
  6. So, 42/40 + 5/36 = 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