Subtract 98/27 from 25/7
1st number: 3 4/7, 2nd number: 3 17/27
25/7 - 98/27 is -11/189.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 27 is 189
Next, find the equivalent fraction of both fractional numbers with denominator 189 - For the 1st fraction, since 7 × 27 = 189,
25/7 = 25 × 27/7 × 27 = 675/189 - Likewise, for the 2nd fraction, since 27 × 7 = 189,
98/27 = 98 × 7/27 × 7 = 686/189 - Subtract the two like fractions:
675/189 - 686/189 = 675 - 686/189 = -11/189
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/7-98/27 25/14-98/27 25/7-98/54 75/7-98/27 25/21-98/27 25/7-98/81 25/35-98/27 25/49-98/27