Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 40/9 and 18/70

1st number: 4 4/9, 2nd number: 18/70

40/9 + 18/70 is 1481/315.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 70 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 9 × 70 = 630,
    40/9 = 40 × 70/9 × 70 = 2800/630
  3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
    18/70 = 18 × 9/70 × 9 = 162/630
  4. Add the two like fractions:
    2800/630 + 162/630 = 2800 + 162/630 = 2962/630
  5. 2962/630 simplified gives 1481/315
  6. So, 40/9 + 18/70 = 1481/315
    In mixed form: 4221/315

MathStep (Works offline)

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

Related:

© everydaycalculation.com