Subtract 40/50 from 5/7
5/7 - 40/50 is -3/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 50 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 7 × 50 = 350,
5/7 = 5 × 50/7 × 50 = 250/350 - Likewise, for the 2nd fraction, since 50 × 7 = 350,
40/50 = 40 × 7/50 × 7 = 280/350 - Subtract the two like fractions:
250/350 - 280/350 = 250 - 280/350 = -30/350 - After reducing the fraction, the answer is -3/35
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