Answers

Add 30/25 and 70/45

1^st number: 1 5/25, 2^nd number: 1 25/45

30/25 + 70/45 is 124/45.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 25 and 45 is 225
   
   Next, find the equivalent fraction of both fractional numbers with denominator 225
2. For the 1st fraction, since 25 × 9 = 225,
   30/25 = 30 × 9/25 × 9 = 270/225
3. Likewise, for the 2nd fraction, since 45 × 5 = 225,
   70/45 = 70 × 5/45 × 5 = 350/225
4. Add the two like fractions:
   270/225 + 350/225 = 270 + 350/225 = 620/225
5. 620/225 simplified gives 124/45
6. So, 30/25 + 70/45 = 124/45
   In mixed form: 234/45

MathStep (Works offline)

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

Related: ⁶⁰/₂₅+⁷⁰/₄₅ ³⁰/₅₀+⁷⁰/₄₅ ³⁰/₂₅+⁷⁰/₉₀ ⁹⁰/₂₅+⁷⁰/₄₅ ³⁰/₇₅+⁷⁰/₄₅

Add Fractions Calculator