Subtract 25/15 from 40/4
1st number: 10 0/4, 2nd number: 1 10/15
40/4 - 25/15 is 25/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 15 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 4 × 15 = 60,
40/4 = 40 × 15/4 × 15 = 600/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
25/15 = 25 × 4/15 × 4 = 100/60 - Subtract the two like fractions:
600/60 - 100/60 = 600 - 100/60 = 500/60 - After reducing the fraction, the answer is 25/3
- In mixed form: 81/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/4-25/15 40/4-50/15 40/8-25/15 40/4-25/30 40/4-75/15 40/12-25/15 40/4-25/45 40/20-25/15 40/4-25/75 40/28-25/15