Answers

Add 98/42 and 56/40

1^st number: 2 14/42, 2^nd number: 1 16/40

98/42 + 56/40 is 56/15.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 40 is 840
   
   Next, find the equivalent fraction of both fractional numbers with denominator 840
2. For the 1st fraction, since 42 × 20 = 840,
   98/42 = 98 × 20/42 × 20 = 1960/840
3. Likewise, for the 2nd fraction, since 40 × 21 = 840,
   56/40 = 56 × 21/40 × 21 = 1176/840
4. Add the two like fractions:
   1960/840 + 1176/840 = 1960 + 1176/840 = 3136/840
5. 3136/840 simplified gives 56/15
6. So, 98/42 + 56/40 = 56/15
   In mixed form: 311/15

MathStep (Works offline)

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

Related: ⁹⁸/₈₄+⁵⁶/₄₀ ⁹⁸/₄₂+⁵⁶/₈₀

Add Fractions Calculator