Subtract 40/30 from 70/24
1st number: 2 22/24, 2nd number: 1 10/30
70/24 - 40/30 is 19/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 30 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 24 × 5 = 120,
70/24 = 70 × 5/24 × 5 = 350/120 - Likewise, for the 2nd fraction, since 30 × 4 = 120,
40/30 = 40 × 4/30 × 4 = 160/120 - Subtract the two like fractions:
350/120 - 160/120 = 350 - 160/120 = 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: 70/24-80/30 70/48-40/30 70/24-40/60 70/72-40/30 70/24-40/90