Subtract 20/98 from 36/30
1st number: 1 6/30, 2nd number: 20/98
36/30 - 20/98 is 244/245.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 98 is 1470
Next, find the equivalent fraction of both fractional numbers with denominator 1470 - For the 1st fraction, since 30 × 49 = 1470,
36/30 = 36 × 49/30 × 49 = 1764/1470 - Likewise, for the 2nd fraction, since 98 × 15 = 1470,
20/98 = 20 × 15/98 × 15 = 300/1470 - Subtract the two like fractions:
1764/1470 - 300/1470 = 1764 - 300/1470 = 1464/1470 - After reducing the fraction, the answer is 244/245
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/30-20/98 36/30-40/98 36/60-20/98 36/30-60/98 36/90-20/98