Answers

Subtract 16/90 from 21/90

21/90 - 16/90 is 1/18.

Steps for subtracting fractions

1. Subtract the two fractions:
   21/90 - 16/90 = 21 - 16/90 = 5/90
2. After reducing the fraction, the answer is 1/18

MathStep (Works offline)

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

Related: ⁴²/₉₀-¹⁶/₉₀ ²¹/₉₀-³²/₉₀ ⁶³/₉₀-¹⁶/₉₀ ²¹/₉₀-⁴⁸/₉₀ ²¹/₉₀-⁸⁰/₉₀

Subtract Fractions Calculator