Subtract 21/75 from 20/32
20/32 - 21/75 is 69/200.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 75 is 2400
Next, find the equivalent fraction of both fractional numbers with denominator 2400 - For the 1st fraction, since 32 × 75 = 2400,
20/32 = 20 × 75/32 × 75 = 1500/2400 - Likewise, for the 2nd fraction, since 75 × 32 = 2400,
21/75 = 21 × 32/75 × 32 = 672/2400 - Subtract the two like fractions:
1500/2400 - 672/2400 = 1500 - 672/2400 = 828/2400 - After reducing the fraction, the answer is 69/200
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