Subtract 7/75 from 21/12
1st number: 1 9/12, 2nd number: 7/75
21/12 - 7/75 is 497/300.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 75 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 12 × 25 = 300,
21/12 = 21 × 25/12 × 25 = 525/300 - Likewise, for the 2nd fraction, since 75 × 4 = 300,
7/75 = 7 × 4/75 × 4 = 28/300 - Subtract the two like fractions:
525/300 - 28/300 = 525 - 28/300 = 497/300 - In mixed form: 1197/300
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