Subtract 20/16 from 21/50
1st number: 21/50, 2nd number: 1 4/16
21/50 - 20/16 is -83/100.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 16 is 400
Next, find the equivalent fraction of both fractional numbers with denominator 400 - For the 1st fraction, since 50 × 8 = 400,
21/50 = 21 × 8/50 × 8 = 168/400 - Likewise, for the 2nd fraction, since 16 × 25 = 400,
20/16 = 20 × 25/16 × 25 = 500/400 - Subtract the two like fractions:
168/400 - 500/400 = 168 - 500/400 = -332/400 - After reducing the fraction, the answer is -83/100
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