Subtract 30/8 from 3/49
1st number: 3/49, 2nd number: 3 6/8
3/49 - 30/8 is -723/196.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 8 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 49 × 8 = 392,
3/49 = 3 × 8/49 × 8 = 24/392 - Likewise, for the 2nd fraction, since 8 × 49 = 392,
30/8 = 30 × 49/8 × 49 = 1470/392 - Subtract the two like fractions:
24/392 - 1470/392 = 24 - 1470/392 = -1446/392 - After reducing the fraction, the answer is -723/196
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/49-30/8 3/49-60/8 3/98-30/8 3/49-30/16 9/49-30/8 3/49-90/8 3/49-30/24 15/49-30/8 3/49-30/40 21/49-30/8 3/49-30/56