Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 90/4 and 30/10

1st number: 22 2/4, 2nd number: 3 0/10

90/4 + 30/10 is 51/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 10 is 20

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 4 × 5 = 20,
    90/4 = 90 × 5/4 × 5 = 450/20
  3. Likewise, for the 2nd fraction, since 10 × 2 = 20,
    30/10 = 30 × 2/10 × 2 = 60/20
  4. Add the two like fractions:
    450/20 + 60/20 = 450 + 60/20 = 510/20
  5. 510/20 simplified gives 51/2
  6. So, 90/4 + 30/10 = 51/2
    In mixed form: 251/2

MathStep (Works offline)

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

Related:

© everydaycalculation.com