Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 15/70 and 18/40

15/70 + 18/40 is 93/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 40 is 280
  2. For the 1st fraction, since 70 × 4 = 280,
    15/70 = 15 × 4/70 × 4 = 60/280
  3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
    18/40 = 18 × 7/40 × 7 = 126/280
  4. Add the two fractions:
    60/280 + 126/280 = 60 + 126/280 = 186/280
  5. After reducing the fraction, the answer is 93/140

Related:

Use fraction calculator with our all-in-one calculator app: Download for Android, Download for iOS

© everydaycalculation.com