Subtract 15/36 from 20/8
1st number: 2 4/8, 2nd number: 15/36
20/8 - 15/36 is 25/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 36 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
20/8 = 20 × 9/8 × 9 = 180/72 - Likewise, for the 2nd fraction, since 36 × 2 = 72,
15/36 = 15 × 2/36 × 2 = 30/72 - Subtract the two like fractions:
180/72 - 30/72 = 180 - 30/72 = 150/72 - After reducing the fraction, the answer is 25/12
- In mixed form: 21/12
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