Subtract 15/36 from 72/6
1st number: 12 0/6, 2nd number: 15/36
72/6 - 15/36 is 139/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 36 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 6 × 6 = 36,
72/6 = 72 × 6/6 × 6 = 432/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
15/36 = 15 × 1/36 × 1 = 15/36 - Subtract the two like fractions:
432/36 - 15/36 = 432 - 15/36 = 417/36 - After reducing the fraction, the answer is 139/12
- In mixed form: 117/12
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