Answers

Add 70/36 and 42/40

1^st number: 1 34/36, 2^nd number: 1 2/40

70/36 + 42/40 is 539/180.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 36 and 40 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 36 × 10 = 360,
   70/36 = 70 × 10/36 × 10 = 700/360
3. Likewise, for the 2nd fraction, since 40 × 9 = 360,
   42/40 = 42 × 9/40 × 9 = 378/360
4. Add the two like fractions:
   700/360 + 378/360 = 700 + 378/360 = 1078/360
5. 1078/360 simplified gives 539/180
6. So, 70/36 + 42/40 = 539/180
   In mixed form: 2179/180

MathStep (Works offline)

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

Related: ⁷⁰/₃₆+⁸⁴/₄₀ ⁷⁰/₇₂+⁴²/₄₀ ⁷⁰/₃₆+⁴²/₈₀

Add Fractions Calculator