Subtract 60/45 from 5/7
1st number: 5/7, 2nd number: 1 15/45
5/7 - 60/45 is -13/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 7 × 45 = 315,
5/7 = 5 × 45/7 × 45 = 225/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
60/45 = 60 × 7/45 × 7 = 420/315 - Subtract the two like fractions:
225/315 - 420/315 = 225 - 420/315 = -195/315 - After reducing the fraction, the answer is -13/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/7-60/45 5/14-60/45 5/7-60/90 15/7-60/45 5/21-60/45 25/7-60/45 5/35-60/45 35/7-60/45 5/49-60/45