Subtract 70/60 from 9/4
1st number: 2 1/4, 2nd number: 1 10/60
9/4 - 70/60 is 13/12.
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,
9/4 = 9 × 15/4 × 15 = 135/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
70/60 = 70 × 1/60 × 1 = 70/60 - Subtract the two like fractions:
135/60 - 70/60 = 135 - 70/60 = 65/60 - After reducing the fraction, the answer is 13/12
- In mixed form: 11/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/4-70/60 9/8-70/60 27/4-70/60 9/12-70/60 45/4-70/60 9/20-70/60 63/4-70/60 9/28-70/60