Subtract 90/16 from 2/54
1st number: 2/54, 2nd number: 5 10/16
2/54 - 90/16 is -1207/216.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 16 is 432
Next, find the equivalent fraction of both fractional numbers with denominator 432 - For the 1st fraction, since 54 × 8 = 432,
2/54 = 2 × 8/54 × 8 = 16/432 - Likewise, for the 2nd fraction, since 16 × 27 = 432,
90/16 = 90 × 27/16 × 27 = 2430/432 - Subtract the two like fractions:
16/432 - 2430/432 = 16 - 2430/432 = -2414/432 - After reducing the fraction, the answer is -1207/216
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/54-90/16 2/54-90/32 6/54-90/16 2/54-90/48 10/54-90/16 2/54-90/80 14/54-90/16