Subtract 5/70 from 40/50
40/50 - 5/70 is 51/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 70 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 70 × 5 = 350,
5/70 = 5 × 5/70 × 5 = 25/350 - Subtract the two like fractions:
280/350 - 25/350 = 280 - 25/350 = 255/350 - After reducing the fraction, the answer is 51/70
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