Subtract 40/9 from 42/24
1st number: 1 18/24, 2nd number: 4 4/9
42/24 - 40/9 is -97/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 9 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 24 × 3 = 72,
42/24 = 42 × 3/24 × 3 = 126/72 - Likewise, for the 2nd fraction, since 9 × 8 = 72,
40/9 = 40 × 8/9 × 8 = 320/72 - Subtract the two like fractions:
126/72 - 320/72 = 126 - 320/72 = -194/72 - After reducing the fraction, the answer is -97/36
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