Answers

Add 54/7 and 15/60

1^st number: 7 5/7, 2^nd number: 15/60

54/7 + 15/60 is 223/28.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 7 and 60 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 7 × 60 = 420,
   54/7 = 54 × 60/7 × 60 = 3240/420
3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
   15/60 = 15 × 7/60 × 7 = 105/420
4. Add the two like fractions:
   3240/420 + 105/420 = 3240 + 105/420 = 3345/420
5. 3345/420 simplified gives 223/28
6. So, 54/7 + 15/60 = 223/28
   In mixed form: 727/28

MathStep (Works offline)

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

Related: ⁵⁴/₇+³⁰/₆₀ ⁵⁴/₁₄+¹⁵/₆₀ ⁵⁴/₇+⁴⁵/₆₀ ⁵⁴/₂₁+¹⁵/₆₀ ⁵⁴/₇+⁷⁵/₆₀ ⁵⁴/₃₅+¹⁵/₆₀ ⁵⁴/₄₉+¹⁵/₆₀

Add Fractions Calculator