Subtract 40/16 from 1/84
1st number: 1/84, 2nd number: 2 8/16
1/84 - 40/16 is -209/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 16 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 84 × 4 = 336,
1/84 = 1 × 4/84 × 4 = 4/336 - Likewise, for the 2nd fraction, since 16 × 21 = 336,
40/16 = 40 × 21/16 × 21 = 840/336 - Subtract the two like fractions:
4/336 - 840/336 = 4 - 840/336 = -836/336 - After reducing the fraction, the answer is -209/84
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