Subtract 81/15 from 25/2
1st number: 12 1/2, 2nd number: 5 6/15
25/2 - 81/15 is 71/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 2 × 15 = 30,
25/2 = 25 × 15/2 × 15 = 375/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
81/15 = 81 × 2/15 × 2 = 162/30 - Subtract the two like fractions:
375/30 - 162/30 = 375 - 162/30 = 213/30 - After reducing the fraction, the answer is 71/10
- In mixed form: 71/10
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