Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 42/14 and 54/30

1st number: 3 0/14, 2nd number: 1 24/30

42/14 + 54/30 is 24/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 30 is 210
  2. For the 1st fraction, since 14 × 15 = 210,
    42/14 = 42 × 15/14 × 15 = 630/210
  3. Likewise, for the 2nd fraction, since 30 × 7 = 210,
    54/30 = 54 × 7/30 × 7 = 378/210
  4. Add the two fractions:
    630/210 + 378/210 = 630 + 378/210 = 1008/210
  5. 1008/210 simplified gives 24/5
  6. So, 42/14 + 54/30 = 24/5
    In mixed form: 44/5

MathStep (Works offline)

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

Related:

© everydaycalculation.com