Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 1/45 and 98/84

1st number: 1/45, 2nd number: 1 14/84

1/45 + 98/84 is 107/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 84 is 1260

    Next, find the equivalent fraction of both fractional numbers with denominator 1260
  2. For the 1st fraction, since 45 × 28 = 1260,
    1/45 = 1 × 28/45 × 28 = 28/1260
  3. Likewise, for the 2nd fraction, since 84 × 15 = 1260,
    98/84 = 98 × 15/84 × 15 = 1470/1260
  4. Add the two like fractions:
    28/1260 + 1470/1260 = 28 + 1470/1260 = 1498/1260
  5. 1498/1260 simplified gives 107/90
  6. So, 1/45 + 98/84 = 107/90
    In mixed form: 117/90

MathStep (Works offline)

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

Related:

© everydaycalculation.com