Subtract 40/25 from 42/2
1st number: 21 0/2, 2nd number: 1 15/25
42/2 - 40/25 is 97/5.
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,
40/25 = 40 × 2/25 × 2 = 80/50 - Subtract the two like fractions:
1050/50 - 80/50 = 1050 - 80/50 = 970/50 - After reducing the fraction, the answer is 97/5
- In mixed form: 192/5
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