Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 28/98 and 42/45

28/98 + 42/45 is 128/105.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 98 and 45 is 4410

    Next, find the equivalent fraction of both fractional numbers with denominator 4410
  2. For the 1st fraction, since 98 × 45 = 4410,
    28/98 = 28 × 45/98 × 45 = 1260/4410
  3. Likewise, for the 2nd fraction, since 45 × 98 = 4410,
    42/45 = 42 × 98/45 × 98 = 4116/4410
  4. Add the two like fractions:
    1260/4410 + 4116/4410 = 1260 + 4116/4410 = 5376/4410
  5. 5376/4410 simplified gives 128/105
  6. So, 28/98 + 42/45 = 128/105
    In mixed form: 123/105

MathStep (Works offline)

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

Related:

© everydaycalculation.com