Subtract 21/63 from 3/2
1st number: 1 1/2, 2nd number: 21/63
3/2 - 21/63 is 7/6.
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,
3/2 = 3 × 63/2 × 63 = 189/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
21/63 = 21 × 2/63 × 2 = 42/126 - Subtract the two like fractions:
189/126 - 42/126 = 189 - 42/126 = 147/126 - After reducing the fraction, the answer is 7/6
- In mixed form: 11/6
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