Answers

Add 75/72 and 35/45

1^st number: 1 3/72, 2^nd number: 35/45

75/72 + 35/45 is 131/72.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 45 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 72 × 5 = 360,
   75/72 = 75 × 5/72 × 5 = 375/360
3. Likewise, for the 2nd fraction, since 45 × 8 = 360,
   35/45 = 35 × 8/45 × 8 = 280/360
4. Add the two like fractions:
   375/360 + 280/360 = 375 + 280/360 = 655/360
5. 655/360 simplified gives 131/72
6. So, 75/72 + 35/45 = 131/72
   In mixed form: 159/72

MathStep (Works offline)

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

Related: ⁷⁵/₇₂+⁷⁰/₄₅ ⁷⁵/₇₂+³⁵/₉₀

Add Fractions Calculator