Subtract 42/9 from 27/25
1st number: 1 2/25, 2nd number: 4 6/9
27/25 - 42/9 is -269/75.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 9 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 25 × 9 = 225,
27/25 = 27 × 9/25 × 9 = 243/225 - Likewise, for the 2nd fraction, since 9 × 25 = 225,
42/9 = 42 × 25/9 × 25 = 1050/225 - Subtract the two like fractions:
243/225 - 1050/225 = 243 - 1050/225 = -807/225 - After reducing the fraction, the answer is -269/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/25-42/9 27/25-84/9 27/50-42/9 27/25-42/18 81/25-42/9 27/75-42/9 27/25-42/27 27/25-42/45 27/25-42/63