Subtract 15/72 from 40/4
1st number: 10 0/4, 2nd number: 15/72
40/4 - 15/72 is 235/24.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 4 × 18 = 72,
40/4 = 40 × 18/4 × 18 = 720/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
15/72 = 15 × 1/72 × 1 = 15/72 - Subtract the two like fractions:
720/72 - 15/72 = 720 - 15/72 = 705/72 - After reducing the fraction, the answer is 235/24
- In mixed form: 919/24
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