Subtract 50/25 from 16/42
1st number: 16/42, 2nd number: 2 0/25
16/42 - 50/25 is -34/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 25 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 42 × 25 = 1050,
16/42 = 16 × 25/42 × 25 = 400/1050 - Likewise, for the 2nd fraction, since 25 × 42 = 1050,
50/25 = 50 × 42/25 × 42 = 2100/1050 - Subtract the two like fractions:
400/1050 - 2100/1050 = 400 - 2100/1050 = -1700/1050 - After reducing the fraction, the answer is -34/21
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