Subtract 30/81 from 63/49
1st number: 1 14/49, 2nd number: 30/81
63/49 - 30/81 is 173/189.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 81 is 3969
Next, find the equivalent fraction of both fractional numbers with denominator 3969 - For the 1st fraction, since 49 × 81 = 3969,
63/49 = 63 × 81/49 × 81 = 5103/3969 - Likewise, for the 2nd fraction, since 81 × 49 = 3969,
30/81 = 30 × 49/81 × 49 = 1470/3969 - Subtract the two like fractions:
5103/3969 - 1470/3969 = 5103 - 1470/3969 = 3633/3969 - After reducing the fraction, the answer is 173/189
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