Subtract 2/20 from 49/4
1st number: 12 1/4, 2nd number: 2/20
49/4 - 2/20 is 243/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,
49/4 = 49 × 5/4 × 5 = 245/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
2/20 = 2 × 1/20 × 1 = 2/20 - Subtract the two like fractions:
245/20 - 2/20 = 245 - 2/20 = 243/20 - In mixed form: 123/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/4-2/20 49/4-4/20 49/8-2/20 49/4-2/40 49/4-6/20 49/12-2/20 49/4-2/60 49/4-10/20 49/20-2/20 49/4-14/20 49/28-2/20