Subtract 40/60 from 2/7
2/7 - 40/60 is -8/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 7 × 60 = 420,
2/7 = 2 × 60/7 × 60 = 120/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
40/60 = 40 × 7/60 × 7 = 280/420 - Subtract the two like fractions:
120/420 - 280/420 = 120 - 280/420 = -160/420 - After reducing the fraction, the answer is -8/21
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