Subtract 81/45 from 1/8
1st number: 1/8, 2nd number: 1 36/45
1/8 - 81/45 is -67/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 45 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 8 × 45 = 360,
1/8 = 1 × 45/8 × 45 = 45/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
81/45 = 81 × 8/45 × 8 = 648/360 - Subtract the two like fractions:
45/360 - 648/360 = 45 - 648/360 = -603/360 - After reducing the fraction, the answer is -67/40
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