Subtract 12/49 from 8/10
8/10 - 12/49 is 136/245.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 49 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 10 × 49 = 490,
8/10 = 8 × 49/10 × 49 = 392/490 - Likewise, for the 2nd fraction, since 49 × 10 = 490,
12/49 = 12 × 10/49 × 10 = 120/490 - Subtract the two like fractions:
392/490 - 120/490 = 392 - 120/490 = 272/490 - After reducing the fraction, the answer is 136/245
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/10-12/49 8/10-24/49 8/20-12/49 8/10-12/98 24/10-12/49 8/10-36/49 8/30-12/49 40/10-12/49 8/10-60/49 8/50-12/49 56/10-12/49 8/10-84/49 8/70-12/49