Subtract 60/27 from 40/63
1st number: 40/63, 2nd number: 2 6/27
40/63 - 60/27 is -100/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 27 is 189
Next, find the equivalent fraction of both fractional numbers with denominator 189 - For the 1st fraction, since 63 × 3 = 189,
40/63 = 40 × 3/63 × 3 = 120/189 - Likewise, for the 2nd fraction, since 27 × 7 = 189,
60/27 = 60 × 7/27 × 7 = 420/189 - Subtract the two like fractions:
120/189 - 420/189 = 120 - 420/189 = -300/189 - After reducing the fraction, the answer is -100/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/63-60/27 40/63-60/54 40/63-60/81