Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 98/8 and 21/54

1st number: 12 2/8, 2nd number: 21/54

98/8 + 21/54 is 455/36.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 54 is 216
  2. For the 1st fraction, since 8 × 27 = 216,
    98/8 = 98 × 27/8 × 27 = 2646/216
  3. Likewise, for the 2nd fraction, since 54 × 4 = 216,
    21/54 = 21 × 4/54 × 4 = 84/216
  4. Add the two fractions:
    2646/216 + 84/216 = 2646 + 84/216 = 2730/216
  5. 2730/216 simplified gives 455/36
  6. So, 98/8 + 21/54 = 455/36
    In mixed form: 1223/36

MathStep (Works offline)

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

Related:

© everydaycalculation.com