Subtract 6/20 from 16/21
16/21 - 6/20 is 97/210.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 20 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 21 × 20 = 420,
16/21 = 16 × 20/21 × 20 = 320/420 - Likewise, for the 2nd fraction, since 20 × 21 = 420,
6/20 = 6 × 21/20 × 21 = 126/420 - Subtract the two like fractions:
320/420 - 126/420 = 320 - 126/420 = 194/420 - After reducing the fraction, the answer is 97/210
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