Subtract 90/7 from 48/16
1st number: 3 0/16, 2nd number: 12 6/7
48/16 - 90/7 is -69/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 7 is 112
Next, find the equivalent fraction of both fractional numbers with denominator 112 - For the 1st fraction, since 16 × 7 = 112,
48/16 = 48 × 7/16 × 7 = 336/112 - Likewise, for the 2nd fraction, since 7 × 16 = 112,
90/7 = 90 × 16/7 × 16 = 1440/112 - Subtract the two like fractions:
336/112 - 1440/112 = 336 - 1440/112 = -1104/112 - After reducing the fraction, the answer is -69/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/16-90/7 48/32-90/7 48/16-90/14 48/16-90/21 48/80-90/7 48/16-90/35 48/16-90/49