Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 45/20 and 70/10

1st number: 2 5/20, 2nd number: 7 0/10

45/20 + 70/10 is 37/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 10 is 20

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 20 × 1 = 20,
    45/20 = 45 × 1/20 × 1 = 45/20
  3. Likewise, for the 2nd fraction, since 10 × 2 = 20,
    70/10 = 70 × 2/10 × 2 = 140/20
  4. Add the two like fractions:
    45/20 + 140/20 = 45 + 140/20 = 185/20
  5. 185/20 simplified gives 37/4
  6. So, 45/20 + 70/10 = 37/4
    In mixed form: 91/4

MathStep (Works offline)

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

Related:

© everydaycalculation.com