Answers

Add 20/80 and 98/60

1^st number: 20/80, 2^nd number: 1 38/60

20/80 + 98/60 is 113/60.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 80 and 60 is 240
   
   Next, find the equivalent fraction of both fractional numbers with denominator 240
2. For the 1st fraction, since 80 × 3 = 240,
   20/80 = 20 × 3/80 × 3 = 60/240
3. Likewise, for the 2nd fraction, since 60 × 4 = 240,
   98/60 = 98 × 4/60 × 4 = 392/240
4. Add the two like fractions:
   60/240 + 392/240 = 60 + 392/240 = 452/240
5. 452/240 simplified gives 113/60
6. So, 20/80 + 98/60 = 113/60
   In mixed form: 153/60

MathStep (Works offline)

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

Related: ⁴⁰/₈₀+⁹⁸/₆₀ ⁶⁰/₈₀+⁹⁸/₆₀

Add Fractions Calculator