Subtract 3/30 from 20/32
20/32 - 3/30 is 21/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 30 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 32 × 15 = 480,
20/32 = 20 × 15/32 × 15 = 300/480 - Likewise, for the 2nd fraction, since 30 × 16 = 480,
3/30 = 3 × 16/30 × 16 = 48/480 - Subtract the two like fractions:
300/480 - 48/480 = 300 - 48/480 = 252/480 - After reducing the fraction, the answer is 21/40
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