Answers

Add 98/35 and 56/72

1^st number: 2 28/35, 2^nd number: 56/72

98/35 + 56/72 is 161/45.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 35 and 72 is 2520
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2520
2. For the 1st fraction, since 35 × 72 = 2520,
   98/35 = 98 × 72/35 × 72 = 7056/2520
3. Likewise, for the 2nd fraction, since 72 × 35 = 2520,
   56/72 = 56 × 35/72 × 35 = 1960/2520
4. Add the two like fractions:
   7056/2520 + 1960/2520 = 7056 + 1960/2520 = 9016/2520
5. 9016/2520 simplified gives 161/45
6. So, 98/35 + 56/72 = 161/45
   In mixed form: 326/45

MathStep (Works offline)

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

Related: ⁹⁸/₇₀+⁵⁶/₇₂

Add Fractions Calculator