Subtract 63/81 from 84/10
1st number: 8 4/10, 2nd number: 63/81
84/10 - 63/81 is 343/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 81 is 810
Next, find the equivalent fraction of both fractional numbers with denominator 810 - For the 1st fraction, since 10 × 81 = 810,
84/10 = 84 × 81/10 × 81 = 6804/810 - Likewise, for the 2nd fraction, since 81 × 10 = 810,
63/81 = 63 × 10/81 × 10 = 630/810 - Subtract the two like fractions:
6804/810 - 630/810 = 6804 - 630/810 = 6174/810 - After reducing the fraction, the answer is 343/45
- In mixed form: 728/45
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