Subtract 8/9 from 40/48
40/48 - 8/9 is -1/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 9 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 48 × 3 = 144,
40/48 = 40 × 3/48 × 3 = 120/144 - Likewise, for the 2nd fraction, since 9 × 16 = 144,
8/9 = 8 × 16/9 × 16 = 128/144 - Subtract the two like fractions:
120/144 - 128/144 = 120 - 128/144 = -8/144 - After reducing the fraction, the answer is -1/18
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