Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 7/2 and 30/40

1st number: 3 1/2, 2nd number: 30/40

7/2 + 30/40 is 17/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 40 is 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,
    30/40 = 30 × 1/40 × 1 = 30/40
  4. Add the two fractions:
    140/40 + 30/40 = 140 + 30/40 = 170/40
  5. After reducing the fraction, the answer is 17/4
  6. In mixed form: 41/4

Related:

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

© everydaycalculation.com