Subtract 90/42 from 9/50
1st number: 9/50, 2nd number: 2 6/42
9/50 - 90/42 is -687/350.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 42 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 50 × 21 = 1050,
9/50 = 9 × 21/50 × 21 = 189/1050 - Likewise, for the 2nd fraction, since 42 × 25 = 1050,
90/42 = 90 × 25/42 × 25 = 2250/1050 - Subtract the two like fractions:
189/1050 - 2250/1050 = 189 - 2250/1050 = -2061/1050 - After reducing the fraction, the answer is -687/350
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