Answers

Add 30/45 and 35/15

1^st number: 30/45, 2^nd number: 2 5/15

30/45 + 35/15 is 3/1.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 15 is 45
   
   Next, find the equivalent fraction of both fractional numbers with denominator 45
2. For the 1st fraction, since 45 × 1 = 45,
   30/45 = 30 × 1/45 × 1 = 30/45
3. Likewise, for the 2nd fraction, since 15 × 3 = 45,
   35/15 = 35 × 3/15 × 3 = 105/45
4. Add the two like fractions:
   30/45 + 105/45 = 30 + 105/45 = 135/45
5. 135/45 simplified gives 3/1
6. So, 30/45 + 35/15 = 3/1

MathStep (Works offline)

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

Related: ⁶⁰/₄₅+³⁵/₁₅ ³⁰/₄₅+⁷⁰/₁₅ ³⁰/₉₀+³⁵/₁₅ ³⁰/₄₅+³⁵/₃₀ ⁹⁰/₄₅+³⁵/₁₅ ³⁰/₄₅+³⁵/₄₅ ³⁰/₄₅+³⁵/₇₅

Add Fractions Calculator