Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 30/8 and 49/70

1st number: 3 6/8, 2nd number: 49/70

30/8 + 49/70 is 89/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 70 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 8 × 35 = 280,
    30/8 = 30 × 35/8 × 35 = 1050/280
  3. Likewise, for the 2nd fraction, since 70 × 4 = 280,
    49/70 = 49 × 4/70 × 4 = 196/280
  4. Add the two like fractions:
    1050/280 + 196/280 = 1050 + 196/280 = 1246/280
  5. 1246/280 simplified gives 89/20
  6. So, 30/8 + 49/70 = 89/20
    In mixed form: 49/20

MathStep (Works offline)

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

Related:

© everydaycalculation.com