Answers

Add 75/72 and 30/35

1^st number: 1 3/72, 2^nd number: 30/35

75/72 + 30/35 is 319/168.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 35 is 2520
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2520
2. For the 1st fraction, since 72 × 35 = 2520,
   75/72 = 75 × 35/72 × 35 = 2625/2520
3. Likewise, for the 2nd fraction, since 35 × 72 = 2520,
   30/35 = 30 × 72/35 × 72 = 2160/2520
4. Add the two like fractions:
   2625/2520 + 2160/2520 = 2625 + 2160/2520 = 4785/2520
5. 4785/2520 simplified gives 319/168
6. So, 75/72 + 30/35 = 319/168
   In mixed form: 1151/168

MathStep (Works offline)

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

Related: ⁷⁵/₇₂+⁶⁰/₃₅ ⁷⁵/₇₂+³⁰/₇₀ ⁷⁵/₇₂+⁹⁰/₃₅

Add Fractions Calculator