Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 8/7 and 4/45

1st number: 1 1/7, 2nd number: 4/45

8/7 + 4/45 is 388/315.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 45 is 315

    Next, find the equivalent fraction of both fractional numbers with denominator 315
  2. For the 1st fraction, since 7 × 45 = 315,
    8/7 = 8 × 45/7 × 45 = 360/315
  3. Likewise, for the 2nd fraction, since 45 × 7 = 315,
    4/45 = 4 × 7/45 × 7 = 28/315
  4. Add the two like fractions:
    360/315 + 28/315 = 360 + 28/315 = 388/315
  5. So, 8/7 + 4/45 = 388/315
    In mixed form: 173/315

MathStep (Works offline)

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

Related:

© everydaycalculation.com