Subtract 9/40 from 90/50
1st number: 1 40/50, 2nd number: 9/40
90/50 - 9/40 is 63/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 40 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 50 × 4 = 200,
90/50 = 90 × 4/50 × 4 = 360/200 - Likewise, for the 2nd fraction, since 40 × 5 = 200,
9/40 = 9 × 5/40 × 5 = 45/200 - Subtract the two like fractions:
360/200 - 45/200 = 360 - 45/200 = 315/200 - After reducing the fraction, the answer is 63/40
- In mixed form: 123/40
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