Subtract 60/8 from 3/81
1st number: 3/81, 2nd number: 7 4/8
3/81 - 60/8 is -403/54.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 8 is 648
Next, find the equivalent fraction of both fractional numbers with denominator 648 - For the 1st fraction, since 81 × 8 = 648,
3/81 = 3 × 8/81 × 8 = 24/648 - Likewise, for the 2nd fraction, since 8 × 81 = 648,
60/8 = 60 × 81/8 × 81 = 4860/648 - Subtract the two like fractions:
24/648 - 4860/648 = 24 - 4860/648 = -4836/648 - After reducing the fraction, the answer is -403/54
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