Subtract 1/80 from 63/7
1st number: 9 0/7, 2nd number: 1/80
63/7 - 1/80 is 719/80.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 7 × 80 = 560,
63/7 = 63 × 80/7 × 80 = 5040/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
1/80 = 1 × 7/80 × 7 = 7/560 - Subtract the two like fractions:
5040/560 - 7/560 = 5040 - 7/560 = 5033/560 - After reducing the fraction, the answer is 719/80
- In mixed form: 879/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/7-2/80 63/14-1/80 63/7-3/80 63/21-1/80 63/7-5/80 63/35-1/80 63/7-7/80 63/49-1/80