Subtract 81/70 from 60/25
1st number: 2 10/25, 2nd number: 1 11/70
60/25 - 81/70 is 87/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 70 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 25 × 14 = 350,
60/25 = 60 × 14/25 × 14 = 840/350 - Likewise, for the 2nd fraction, since 70 × 5 = 350,
81/70 = 81 × 5/70 × 5 = 405/350 - Subtract the two like fractions:
840/350 - 405/350 = 840 - 405/350 = 435/350 - After reducing the fraction, the answer is 87/70
- In mixed form: 117/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/50-81/70 60/75-81/70