Answers

Add 15/84 and 8/60

15/84 + 8/60 is 131/420.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 60 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 84 × 5 = 420,
   15/84 = 15 × 5/84 × 5 = 75/420
3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
   8/60 = 8 × 7/60 × 7 = 56/420
4. Add the two like fractions:
   75/420 + 56/420 = 75 + 56/420 = 131/420
5. So, 15/84 + 8/60 = 131/420

MathStep (Works offline)

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

Related: ³⁰/₈₄+⁸/₆₀ ¹⁵/₈₄+¹⁶/₆₀ ⁴⁵/₈₄+⁸/₆₀ ¹⁵/₈₄+²⁴/₆₀ ⁷⁵/₈₄+⁸/₆₀ ¹⁵/₈₄+⁴⁰/₆₀ ¹⁵/₈₄+⁵⁶/₆₀

Add Fractions Calculator