Subtract 60/18 from 75/7
1st number: 10 5/7, 2nd number: 3 6/18
75/7 - 60/18 is 155/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 18 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 7 × 18 = 126,
75/7 = 75 × 18/7 × 18 = 1350/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
60/18 = 60 × 7/18 × 7 = 420/126 - Subtract the two like fractions:
1350/126 - 420/126 = 1350 - 420/126 = 930/126 - After reducing the fraction, the answer is 155/21
- In mixed form: 78/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/14-60/18 75/7-60/36 75/21-60/18 75/7-60/54 75/35-60/18 75/7-60/90 75/49-60/18