Answers

Add 70/45 and 45/48

1^st number: 1 25/45, 2^nd number: 45/48

70/45 + 45/48 is 359/144.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 48 is 720
   
   Next, find the equivalent fraction of both fractional numbers with denominator 720
2. For the 1st fraction, since 45 × 16 = 720,
   70/45 = 70 × 16/45 × 16 = 1120/720
3. Likewise, for the 2nd fraction, since 48 × 15 = 720,
   45/48 = 45 × 15/48 × 15 = 675/720
4. Add the two like fractions:
   1120/720 + 675/720 = 1120 + 675/720 = 1795/720
5. 1795/720 simplified gives 359/144
6. So, 70/45 + 45/48 = 359/144
   In mixed form: 271/144

MathStep (Works offline)

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

Related: ⁷⁰/₄₅+⁹⁰/₄₈ ⁷⁰/₉₀+⁴⁵/₄₈ ⁷⁰/₄₅+⁴⁵/₉₆

Add Fractions Calculator