Answers

Add 18/30 and 70/56

1^st number: 18/30, 2^nd number: 1 14/56

18/30 + 70/56 is 37/20.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 56 is 840
   
   Next, find the equivalent fraction of both fractional numbers with denominator 840
2. For the 1st fraction, since 30 × 28 = 840,
   18/30 = 18 × 28/30 × 28 = 504/840
3. Likewise, for the 2nd fraction, since 56 × 15 = 840,
   70/56 = 70 × 15/56 × 15 = 1050/840
4. Add the two like fractions:
   504/840 + 1050/840 = 504 + 1050/840 = 1554/840
5. 1554/840 simplified gives 37/20
6. So, 18/30 + 70/56 = 37/20
   In mixed form: 117/20

MathStep (Works offline)

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

Related: ³⁶/₃₀+⁷⁰/₅₆ ¹⁸/₆₀+⁷⁰/₅₆ ⁵⁴/₃₀+⁷⁰/₅₆ ¹⁸/₉₀+⁷⁰/₅₆ ⁹⁰/₃₀+⁷⁰/₅₆

Add Fractions Calculator