Subtract 60/7 from 40/5
1st number: 8 0/5, 2nd number: 8 4/7
40/5 - 60/7 is -4/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 7 is 35
Next, find the equivalent fraction of both fractional numbers with denominator 35 - For the 1st fraction, since 5 × 7 = 35,
40/5 = 40 × 7/5 × 7 = 280/35 - Likewise, for the 2nd fraction, since 7 × 5 = 35,
60/7 = 60 × 5/7 × 5 = 300/35 - Subtract the two like fractions:
280/35 - 300/35 = 280 - 300/35 = -20/35 - After reducing the fraction, the answer is -4/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/5-60/7 40/10-60/7 40/5-60/14 40/15-60/7 40/5-60/21 40/25-60/7 40/5-60/35 40/35-60/7 40/5-60/49