Subtract 70/60 from 15/4
1st number: 3 3/4, 2nd number: 1 10/60
15/4 - 70/60 is 31/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 4 × 15 = 60,
15/4 = 15 × 15/4 × 15 = 225/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
70/60 = 70 × 1/60 × 1 = 70/60 - Subtract the two like fractions:
225/60 - 70/60 = 225 - 70/60 = 155/60 - After reducing the fraction, the answer is 31/12
- In mixed form: 27/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/4-70/60 15/8-70/60 45/4-70/60 15/12-70/60 75/4-70/60 15/20-70/60 15/28-70/60