Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 2/45 and 72/10

1st number: 2/45, 2nd number: 7 2/10

2/45 + 72/10 is 326/45.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 10 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 45 × 2 = 90,
    2/45 = 2 × 2/45 × 2 = 4/90
  3. Likewise, for the 2nd fraction, since 10 × 9 = 90,
    72/10 = 72 × 9/10 × 9 = 648/90
  4. Add the two like fractions:
    4/90 + 648/90 = 4 + 648/90 = 652/90
  5. 652/90 simplified gives 326/45
  6. So, 2/45 + 72/10 = 326/45
    In mixed form: 711/45

MathStep (Works offline)

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

Related:

© everydaycalculation.com