Subtract 36/24 from 70/80
1st number: 70/80, 2nd number: 1 12/24
70/80 - 36/24 is -5/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 24 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 80 × 3 = 240,
70/80 = 70 × 3/80 × 3 = 210/240 - Likewise, for the 2nd fraction, since 24 × 10 = 240,
36/24 = 36 × 10/24 × 10 = 360/240 - Subtract the two like fractions:
210/240 - 360/240 = 210 - 360/240 = -150/240 - After reducing the fraction, the answer is -5/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/80-72/24 70/80-36/48 70/80-36/72