Answers

Add 7/49 and 70/40

1^st number: 7/49, 2^nd number: 1 30/40

7/49 + 70/40 is 53/28.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 49 and 40 is 1960
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1960
2. For the 1st fraction, since 49 × 40 = 1960,
   7/49 = 7 × 40/49 × 40 = 280/1960
3. Likewise, for the 2nd fraction, since 40 × 49 = 1960,
   70/40 = 70 × 49/40 × 49 = 3430/1960
4. Add the two like fractions:
   280/1960 + 3430/1960 = 280 + 3430/1960 = 3710/1960
5. 3710/1960 simplified gives 53/28
6. So, 7/49 + 70/40 = 53/28
   In mixed form: 125/28

MathStep (Works offline)

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

Related: ¹⁴/₄₉+⁷⁰/₄₀ ⁷/₉₈+⁷⁰/₄₀ ⁷/₄₉+⁷⁰/₈₀ ²¹/₄₉+⁷⁰/₄₀ ³⁵/₄₉+⁷⁰/₄₀

Add Fractions Calculator