Answers

Subtract 27/54 from 42/25

1^st number: 1 17/25, 2^nd number: 27/54

42/25 - 27/54 is 59/50.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 25 and 54 is 1350
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1350
2. For the 1st fraction, since 25 × 54 = 1350,
   42/25 = 42 × 54/25 × 54 = 2268/1350
3. Likewise, for the 2nd fraction, since 54 × 25 = 1350,
   27/54 = 27 × 25/54 × 25 = 675/1350
4. Subtract the two like fractions:
   2268/1350 - 675/1350 = 2268 - 675/1350 = 1593/1350
5. After reducing the fraction, the answer is 59/50
6. In mixed form: 19/50

MathStep (Works offline)

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

Related: ⁸⁴/₂₅-²⁷/₅₄ ⁴²/₅₀-²⁷/₅₄ ⁴²/₂₅-⁸¹/₅₄ ⁴²/₇₅-²⁷/₅₄

Subtract Fractions Calculator