Subtract 81/16 from 35/49
1st number: 35/49, 2nd number: 5 1/16
35/49 - 81/16 is -487/112.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 16 is 784
Next, find the equivalent fraction of both fractional numbers with denominator 784 - For the 1st fraction, since 49 × 16 = 784,
35/49 = 35 × 16/49 × 16 = 560/784 - Likewise, for the 2nd fraction, since 16 × 49 = 784,
81/16 = 81 × 49/16 × 49 = 3969/784 - Subtract the two like fractions:
560/784 - 3969/784 = 560 - 3969/784 = -3409/784 - After reducing the fraction, the answer is -487/112
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/49-81/16 35/98-81/16 35/49-81/32 35/49-81/48 35/49-81/80