Subtract 30/32 from 21/75
21/75 - 30/32 is -263/400.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 32 is 2400
Next, find the equivalent fraction of both fractional numbers with denominator 2400 - For the 1st fraction, since 75 × 32 = 2400,
21/75 = 21 × 32/75 × 32 = 672/2400 - Likewise, for the 2nd fraction, since 32 × 75 = 2400,
30/32 = 30 × 75/32 × 75 = 2250/2400 - Subtract the two like fractions:
672/2400 - 2250/2400 = 672 - 2250/2400 = -1578/2400 - After reducing the fraction, the answer is -263/400
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