Subtract 70/40 from 10/3
1st number: 3 1/3, 2nd number: 1 30/40
10/3 - 70/40 is 19/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 3 × 40 = 120,
10/3 = 10 × 40/3 × 40 = 400/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
70/40 = 70 × 3/40 × 3 = 210/120 - Subtract the two like fractions:
400/120 - 210/120 = 400 - 210/120 = 190/120 - After reducing the fraction, the answer is 19/12
- In mixed form: 17/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/3-70/40 10/6-70/40 10/3-70/80 30/3-70/40 10/9-70/40 50/3-70/40 10/15-70/40 70/3-70/40 10/21-70/40