Subtract 3/49 from 90/36
1st number: 2 18/36, 2nd number: 3/49
90/36 - 3/49 is 239/98.
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,
3/49 = 3 × 36/49 × 36 = 108/1764 - Subtract the two like fractions:
4410/1764 - 108/1764 = 4410 - 108/1764 = 4302/1764 - After reducing the fraction, the answer is 239/98
- In mixed form: 243/98
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