Subtract 7/4 from 60/70
1st number: 60/70, 2nd number: 1 3/4
60/70 - 7/4 is -25/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 4 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 70 × 2 = 140,
60/70 = 60 × 2/70 × 2 = 120/140 - Likewise, for the 2nd fraction, since 4 × 35 = 140,
7/4 = 7 × 35/4 × 35 = 245/140 - Subtract the two like fractions:
120/140 - 245/140 = 120 - 245/140 = -125/140 - After reducing the fraction, the answer is -25/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/70-14/4 60/70-7/8 60/70-21/4 60/70-7/12 60/70-35/4 60/70-7/20 60/70-49/4 60/70-7/28