Answers

Add 98/90 and 8/80

1^st number: 1 8/90, 2^nd number: 8/80

98/90 + 8/80 is 107/90.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 80 is 720
   
   Next, find the equivalent fraction of both fractional numbers with denominator 720
2. For the 1st fraction, since 90 × 8 = 720,
   98/90 = 98 × 8/90 × 8 = 784/720
3. Likewise, for the 2nd fraction, since 80 × 9 = 720,
   8/80 = 8 × 9/80 × 9 = 72/720
4. Add the two like fractions:
   784/720 + 72/720 = 784 + 72/720 = 856/720
5. 856/720 simplified gives 107/90
6. So, 98/90 + 8/80 = 107/90
   In mixed form: 117/90

MathStep (Works offline)

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

Related: ⁹⁸/₉₀+¹⁶/₈₀ ⁹⁸/₉₀+²⁴/₈₀ ⁹⁸/₉₀+⁴⁰/₈₀ ⁹⁸/₉₀+⁵⁶/₈₀

Add Fractions Calculator