Subtract 18/98 from 12/10
1st number: 1 2/10, 2nd number: 18/98
12/10 - 18/98 is 249/245.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 98 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 10 × 49 = 490,
12/10 = 12 × 49/10 × 49 = 588/490 - Likewise, for the 2nd fraction, since 98 × 5 = 490,
18/98 = 18 × 5/98 × 5 = 90/490 - Subtract the two like fractions:
588/490 - 90/490 = 588 - 90/490 = 498/490 - After reducing the fraction, the answer is 249/245
- In mixed form: 14/245
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/10-18/98 12/10-36/98 12/20-18/98 36/10-18/98 12/10-54/98 12/30-18/98 60/10-18/98 12/10-90/98 12/50-18/98 84/10-18/98 12/70-18/98