Subtract 2/63 from 90/27
1st number: 3 9/27, 2nd number: 2/63
90/27 - 2/63 is 208/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 63 is 189
Next, find the equivalent fraction of both fractional numbers with denominator 189 - For the 1st fraction, since 27 × 7 = 189,
90/27 = 90 × 7/27 × 7 = 630/189 - Likewise, for the 2nd fraction, since 63 × 3 = 189,
2/63 = 2 × 3/63 × 3 = 6/189 - Subtract the two like fractions:
630/189 - 6/189 = 630 - 6/189 = 624/189 - After reducing the fraction, the answer is 208/63
- In mixed form: 319/63
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