Subtract 4/49 from 90/36
1st number: 2 18/36, 2nd number: 4/49
90/36 - 4/49 is 237/98.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 49 is 1764
Next, find the equivalent fraction of both fractional numbers with denominator 1764 - For the 1st fraction, since 36 × 49 = 1764,
90/36 = 90 × 49/36 × 49 = 4410/1764 - Likewise, for the 2nd fraction, since 49 × 36 = 1764,
4/49 = 4 × 36/49 × 36 = 144/1764 - Subtract the two like fractions:
4410/1764 - 144/1764 = 4410 - 144/1764 = 4266/1764 - After reducing the fraction, the answer is 237/98
- In mixed form: 241/98
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/36-8/49 90/72-4/49 90/36-4/98 90/36-12/49 90/36-20/49 90/36-28/49