Subtract 42/63 from 18/2
1st number: 9 0/2, 2nd number: 42/63
18/2 - 42/63 is 25/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 2 × 63 = 126,
18/2 = 18 × 63/2 × 63 = 1134/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
42/63 = 42 × 2/63 × 2 = 84/126 - Subtract the two like fractions:
1134/126 - 84/126 = 1134 - 84/126 = 1050/126 - After reducing the fraction, the answer is 25/3
- In mixed form: 81/3
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