Subtract 81/70 from 60/5
1st number: 12 0/5, 2nd number: 1 11/70
60/5 - 81/70 is 759/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 5 × 14 = 70,
60/5 = 60 × 14/5 × 14 = 840/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
81/70 = 81 × 1/70 × 1 = 81/70 - Subtract the two like fractions:
840/70 - 81/70 = 840 - 81/70 = 759/70 - In mixed form: 1059/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/10-81/70 60/15-81/70 60/25-81/70 60/35-81/70