Answers

Add 70/45 and 45/4

1^st number: 1 25/45, 2^nd number: 11 1/4

70/45 + 45/4 is 461/36.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 4 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 45 × 4 = 180,
   70/45 = 70 × 4/45 × 4 = 280/180
3. Likewise, for the 2nd fraction, since 4 × 45 = 180,
   45/4 = 45 × 45/4 × 45 = 2025/180
4. Add the two like fractions:
   280/180 + 2025/180 = 280 + 2025/180 = 2305/180
5. 2305/180 simplified gives 461/36
6. So, 70/45 + 45/4 = 461/36
   In mixed form: 1229/36

MathStep (Works offline)

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

Related: ⁷⁰/₄₅+⁹⁰/₄ ⁷⁰/₉₀+⁴⁵/₄ ⁷⁰/₄₅+⁴⁵/₈ ⁷⁰/₄₅+⁴⁵/₁₂ ⁷⁰/₄₅+⁴⁵/₂₀ ⁷⁰/₄₅+⁴⁵/₂₈

Add Fractions Calculator