Subtract 40/49 from 45/8
1st number: 5 5/8, 2nd number: 40/49
45/8 - 40/49 is 1885/392.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 49 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 8 × 49 = 392,
45/8 = 45 × 49/8 × 49 = 2205/392 - Likewise, for the 2nd fraction, since 49 × 8 = 392,
40/49 = 40 × 8/49 × 8 = 320/392 - Subtract the two like fractions:
2205/392 - 320/392 = 2205 - 320/392 = 1885/392 - In mixed form: 4317/392
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/8-40/49 45/8-80/49 45/16-40/49 45/8-40/98 45/24-40/49 45/40-40/49 45/56-40/49