Subtract 16/25 from 42/2
1st number: 21 0/2, 2nd number: 16/25
42/2 - 16/25 is 509/25.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 25 is 50
Next, find the equivalent fraction of both fractional numbers with denominator 50 - For the 1st fraction, since 2 × 25 = 50,
42/2 = 42 × 25/2 × 25 = 1050/50 - Likewise, for the 2nd fraction, since 25 × 2 = 50,
16/25 = 16 × 2/25 × 2 = 32/50 - Subtract the two like fractions:
1050/50 - 32/50 = 1050 - 32/50 = 1018/50 - After reducing the fraction, the answer is 509/25
- In mixed form: 209/25
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