Answers

Add 10/75 and 72/70

1^st number: 10/75, 2^nd number: 1 2/70

10/75 + 72/70 is 122/105.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 70 is 1050
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1050
2. For the 1st fraction, since 75 × 14 = 1050,
   10/75 = 10 × 14/75 × 14 = 140/1050
3. Likewise, for the 2nd fraction, since 70 × 15 = 1050,
   72/70 = 72 × 15/70 × 15 = 1080/1050
4. Add the two like fractions:
   140/1050 + 1080/1050 = 140 + 1080/1050 = 1220/1050
5. 1220/1050 simplified gives 122/105
6. So, 10/75 + 72/70 = 122/105
   In mixed form: 117/105

MathStep (Works offline)

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

Related: ²⁰/₇₅+⁷²/₇₀ ³⁰/₇₅+⁷²/₇₀ ⁵⁰/₇₅+⁷²/₇₀ ⁷⁰/₇₅+⁷²/₇₀

Add Fractions Calculator