Subtract 45/16 from 8/49
1st number: 8/49, 2nd number: 2 13/16
8/49 - 45/16 is -2077/784.
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,
8/49 = 8 × 16/49 × 16 = 128/784 - Likewise, for the 2nd fraction, since 16 × 49 = 784,
45/16 = 45 × 49/16 × 49 = 2205/784 - Subtract the two like fractions:
128/784 - 2205/784 = 128 - 2205/784 = -2077/784
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/49-45/16 8/49-90/16 8/98-45/16 8/49-45/32 24/49-45/16 8/49-45/48 40/49-45/16 8/49-45/80 56/49-45/16