Subtract 90/16 from 48/7
1st number: 6 6/7, 2nd number: 5 10/16
48/7 - 90/16 is 69/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 16 is 112
Next, find the equivalent fraction of both fractional numbers with denominator 112 - For the 1st fraction, since 7 × 16 = 112,
48/7 = 48 × 16/7 × 16 = 768/112 - Likewise, for the 2nd fraction, since 16 × 7 = 112,
90/16 = 90 × 7/16 × 7 = 630/112 - Subtract the two like fractions:
768/112 - 630/112 = 768 - 630/112 = 138/112 - After reducing the fraction, the answer is 69/56
- In mixed form: 113/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/7-90/16 48/14-90/16 48/7-90/32 48/21-90/16 48/7-90/48 48/35-90/16 48/7-90/80 48/49-90/16