Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 30/70 and 20/25

30/70 + 20/25 is 43/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 25 is 350

    Next, find the equivalent fraction of both fractional numbers with denominator 350
  2. For the 1st fraction, since 70 × 5 = 350,
    30/70 = 30 × 5/70 × 5 = 150/350
  3. Likewise, for the 2nd fraction, since 25 × 14 = 350,
    20/25 = 20 × 14/25 × 14 = 280/350
  4. Add the two like fractions:
    150/350 + 280/350 = 150 + 280/350 = 430/350
  5. 430/350 simplified gives 43/35
  6. So, 30/70 + 20/25 = 43/35
    In mixed form: 18/35

MathStep (Works offline)

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

Related:

© everydaycalculation.com