Answers

Subtract 16/90 from 75/50

1^st number: 1 25/50, 2^nd number: 16/90

75/50 - 16/90 is 119/90.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 50 and 90 is 450
   
   Next, find the equivalent fraction of both fractional numbers with denominator 450
2. For the 1st fraction, since 50 × 9 = 450,
   75/50 = 75 × 9/50 × 9 = 675/450
3. Likewise, for the 2nd fraction, since 90 × 5 = 450,
   16/90 = 16 × 5/90 × 5 = 80/450
4. Subtract the two like fractions:
   675/450 - 80/450 = 675 - 80/450 = 595/450
5. After reducing the fraction, the answer is 119/90
6. In mixed form: 129/90

MathStep (Works offline)

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

Related: ⁷⁵/₅₀-³²/₉₀ ⁷⁵/₅₀-⁴⁸/₉₀ ⁷⁵/₅₀-⁸⁰/₉₀

Subtract Fractions Calculator