Subtract 40/9 from 30/48
1st number: 30/48, 2nd number: 4 4/9
30/48 - 40/9 is -275/72.
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,
30/48 = 30 × 3/48 × 3 = 90/144 - Likewise, for the 2nd fraction, since 9 × 16 = 144,
40/9 = 40 × 16/9 × 16 = 640/144 - Subtract the two like fractions:
90/144 - 640/144 = 90 - 640/144 = -550/144 - After reducing the fraction, the answer is -275/72
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