Subtract 18/7 from 40/50
1st number: 40/50, 2nd number: 2 4/7
40/50 - 18/7 is -62/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 7 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 50 × 7 = 350,
40/50 = 40 × 7/50 × 7 = 280/350 - Likewise, for the 2nd fraction, since 7 × 50 = 350,
18/7 = 18 × 50/7 × 50 = 900/350 - Subtract the two like fractions:
280/350 - 900/350 = 280 - 900/350 = -620/350 - After reducing the fraction, the answer is -62/35
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