Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 20/8 and 42/45

1st number: 2 4/8, 2nd number: 42/45

20/8 + 42/45 is 103/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 45 is 360
  2. For the 1st fraction, since 8 × 45 = 360,
    20/8 = 20 × 45/8 × 45 = 900/360
  3. Likewise, for the 2nd fraction, since 45 × 8 = 360,
    42/45 = 42 × 8/45 × 8 = 336/360
  4. Add the two fractions:
    900/360 + 336/360 = 900 + 336/360 = 1236/360
  5. After reducing the fraction, the answer is 103/30
  6. In mixed form: 313/30

Related:

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

© everydaycalculation.com