Subtract 30/4 from 21/75
1st number: 21/75, 2nd number: 7 2/4
21/75 - 30/4 is -361/50.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 4 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 75 × 4 = 300,
21/75 = 21 × 4/75 × 4 = 84/300 - Likewise, for the 2nd fraction, since 4 × 75 = 300,
30/4 = 30 × 75/4 × 75 = 2250/300 - Subtract the two like fractions:
84/300 - 2250/300 = 84 - 2250/300 = -2166/300 - After reducing the fraction, the answer is -361/50
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