Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 7/2 and 36/40

1st number: 3 1/2, 2nd number: 36/40

7/2 + 36/40 is 22/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 40 is 40

    Next, find the equivalent fraction of both fractional numbers with denominator 40
  2. For the 1st fraction, since 2 × 20 = 40,
    7/2 = 7 × 20/2 × 20 = 140/40
  3. Likewise, for the 2nd fraction, since 40 × 1 = 40,
    36/40 = 36 × 1/40 × 1 = 36/40
  4. Add the two like fractions:
    140/40 + 36/40 = 140 + 36/40 = 176/40
  5. 176/40 simplified gives 22/5
  6. So, 7/2 + 36/40 = 22/5
    In mixed form: 42/5

MathStep (Works offline)

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

Related:

© everydaycalculation.com