Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 12/90 and 75/40

1st number: 12/90, 2nd number: 1 35/40

12/90 + 75/40 is 241/120.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 40 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 90 × 4 = 360,
    12/90 = 12 × 4/90 × 4 = 48/360
  3. Likewise, for the 2nd fraction, since 40 × 9 = 360,
    75/40 = 75 × 9/40 × 9 = 675/360
  4. Add the two like fractions:
    48/360 + 675/360 = 48 + 675/360 = 723/360
  5. 723/360 simplified gives 241/120
  6. So, 12/90 + 75/40 = 241/120
    In mixed form: 21/120

MathStep (Works offline)

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

Related:

© everydaycalculation.com