Answers

Add 35/54 and 84/72

1^st number: 35/54, 2^nd number: 1 12/72

35/54 + 84/72 is 49/27.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 72 is 216
   
   Next, find the equivalent fraction of both fractional numbers with denominator 216
2. For the 1st fraction, since 54 × 4 = 216,
   35/54 = 35 × 4/54 × 4 = 140/216
3. Likewise, for the 2nd fraction, since 72 × 3 = 216,
   84/72 = 84 × 3/72 × 3 = 252/216
4. Add the two like fractions:
   140/216 + 252/216 = 140 + 252/216 = 392/216
5. 392/216 simplified gives 49/27
6. So, 35/54 + 84/72 = 49/27
   In mixed form: 122/27

MathStep (Works offline)

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

Related: ⁷⁰/₅₄+⁸⁴/₇₂

Add Fractions Calculator