Subtract 20/98 from 12/5
1st number: 2 2/5, 2nd number: 20/98
12/5 - 20/98 is 538/245.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 98 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 5 × 98 = 490,
12/5 = 12 × 98/5 × 98 = 1176/490 - Likewise, for the 2nd fraction, since 98 × 5 = 490,
20/98 = 20 × 5/98 × 5 = 100/490 - Subtract the two like fractions:
1176/490 - 100/490 = 1176 - 100/490 = 1076/490 - After reducing the fraction, the answer is 538/245
- In mixed form: 248/245
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/5-20/98 12/5-40/98 12/10-20/98 36/5-20/98 12/5-60/98 12/15-20/98 60/5-20/98 12/25-20/98 84/5-20/98 12/35-20/98