Subtract 9/70 from 25/4
1st number: 6 1/4, 2nd number: 9/70
25/4 - 9/70 is 857/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 70 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 4 × 35 = 140,
25/4 = 25 × 35/4 × 35 = 875/140 - Likewise, for the 2nd fraction, since 70 × 2 = 140,
9/70 = 9 × 2/70 × 2 = 18/140 - Subtract the two like fractions:
875/140 - 18/140 = 875 - 18/140 = 857/140 - In mixed form: 617/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/4-9/70 25/4-18/70 25/8-9/70 75/4-9/70 25/4-27/70 25/12-9/70 25/4-45/70 25/20-9/70 25/4-63/70 25/28-9/70