Subtract 90/28 from 1/16
1st number: 1/16, 2nd number: 3 6/28
1/16 - 90/28 is -353/112.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 28 is 112
Next, find the equivalent fraction of both fractional numbers with denominator 112 - For the 1st fraction, since 16 × 7 = 112,
1/16 = 1 × 7/16 × 7 = 7/112 - Likewise, for the 2nd fraction, since 28 × 4 = 112,
90/28 = 90 × 4/28 × 4 = 360/112 - Subtract the two like fractions:
7/112 - 360/112 = 7 - 360/112 = -353/112
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/16-90/28 1/32-90/28 1/16-90/56 3/16-90/28 1/48-90/28 1/16-90/84 5/16-90/28 1/80-90/28 7/16-90/28