Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 42/5 and 30/16

1st number: 8 2/5, 2nd number: 1 14/16

42/5 + 30/16 is 411/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 16 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 5 × 16 = 80,
    42/5 = 42 × 16/5 × 16 = 672/80
  3. Likewise, for the 2nd fraction, since 16 × 5 = 80,
    30/16 = 30 × 5/16 × 5 = 150/80
  4. Add the two like fractions:
    672/80 + 150/80 = 672 + 150/80 = 822/80
  5. 822/80 simplified gives 411/40
  6. So, 42/5 + 30/16 = 411/40
    In mixed form: 1011/40

MathStep (Works offline)

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

Related:

© everydaycalculation.com