Subtract 3/6 from 80/81
80/81 - 3/6 is 79/162.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 6 is 162
Next, find the equivalent fraction of both fractional numbers with denominator 162 - For the 1st fraction, since 81 × 2 = 162,
80/81 = 80 × 2/81 × 2 = 160/162 - Likewise, for the 2nd fraction, since 6 × 27 = 162,
3/6 = 3 × 27/6 × 27 = 81/162 - Subtract the two like fractions:
160/162 - 81/162 = 160 - 81/162 = 79/162
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