Subtract 63/80 from 54/14
1st number: 3 12/14, 2nd number: 63/80
54/14 - 63/80 is 1719/560.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 14 × 40 = 560,
54/14 = 54 × 40/14 × 40 = 2160/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
63/80 = 63 × 7/80 × 7 = 441/560 - Subtract the two like fractions:
2160/560 - 441/560 = 2160 - 441/560 = 1719/560 - In mixed form: 339/560
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/28-63/80 54/42-63/80 54/70-63/80 54/98-63/80