Subtract 24/80 from 24/70
24/70 - 24/80 is 3/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 70 × 8 = 560,
24/70 = 24 × 8/70 × 8 = 192/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
24/80 = 24 × 7/80 × 7 = 168/560 - Subtract the two like fractions:
192/560 - 168/560 = 192 - 168/560 = 24/560 - After reducing the fraction, the answer is 3/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/70-24/80 24/70-48/80 72/70-24/80 24/70-72/80