Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 80/70 and 98/30

1st number: 1 10/70, 2nd number: 3 8/30

80/70 + 98/30 is 463/105.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 30 is 210
  2. For the 1st fraction, since 70 × 3 = 210,
    80/70 = 80 × 3/70 × 3 = 240/210
  3. Likewise, for the 2nd fraction, since 30 × 7 = 210,
    98/30 = 98 × 7/30 × 7 = 686/210
  4. Add the two fractions:
    240/210 + 686/210 = 240 + 686/210 = 926/210
  5. 926/210 simplified gives 463/105
  6. So, 80/70 + 98/30 = 463/105
    In mixed form: 443/105

MathStep (Works offline)

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

Related:

© everydaycalculation.com