Answers

Add 81/90 and 18/90

81/90 + 18/90 is 11/10.

Steps for adding fractions

1. Add the two fractions:
   81/90 + 18/90 = 81 + 18/90 = 99/90
2. 99/90 simplified gives 11/10
3. So, 81/90 + 18/90 = 11/10
   In mixed form: 11/10

MathStep (Works offline)

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

Related: ⁸¹/₉₀+³⁶/₉₀ ⁸¹/₉₀+⁵⁴/₉₀

Add Fractions Calculator