Subtract 9/4 from 70/15
1st number: 4 10/15, 2nd number: 2 1/4
70/15 - 9/4 is 29/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 4 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 15 × 4 = 60,
70/15 = 70 × 4/15 × 4 = 280/60 - Likewise, for the 2nd fraction, since 4 × 15 = 60,
9/4 = 9 × 15/4 × 15 = 135/60 - Subtract the two like fractions:
280/60 - 135/60 = 280 - 135/60 = 145/60 - After reducing the fraction, the answer is 29/12
- In mixed form: 25/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/15-18/4 70/30-9/4 70/15-9/8 70/15-27/4 70/45-9/4 70/15-9/12 70/15-45/4 70/75-9/4 70/15-9/20 70/15-63/4 70/15-9/28