Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 9/70 and 75/45

1st number: 9/70, 2nd number: 1 30/45

9/70 + 75/45 is 377/210.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 45 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 70 × 9 = 630,
    9/70 = 9 × 9/70 × 9 = 81/630
  3. Likewise, for the 2nd fraction, since 45 × 14 = 630,
    75/45 = 75 × 14/45 × 14 = 1050/630
  4. Add the two like fractions:
    81/630 + 1050/630 = 81 + 1050/630 = 1131/630
  5. 1131/630 simplified gives 377/210
  6. So, 9/70 + 75/45 = 377/210
    In mixed form: 1167/210

MathStep (Works offline)

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

Related:

© everydaycalculation.com