Subtract 1/56 from 12/49
12/49 - 1/56 is 89/392.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 56 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 49 × 8 = 392,
12/49 = 12 × 8/49 × 8 = 96/392 - Likewise, for the 2nd fraction, since 56 × 7 = 392,
1/56 = 1 × 7/56 × 7 = 7/392 - Subtract the two like fractions:
96/392 - 7/392 = 96 - 7/392 = 89/392
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/49-1/56 12/49-2/56 12/98-1/56 36/49-1/56 12/49-3/56 60/49-1/56 12/49-5/56 84/49-1/56 12/49-7/56