Subtract 10/81 from 49/45
1st number: 1 4/45, 2nd number: 10/81
49/45 - 10/81 is 391/405.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 81 is 405
Next, find the equivalent fraction of both fractional numbers with denominator 405 - For the 1st fraction, since 45 × 9 = 405,
49/45 = 49 × 9/45 × 9 = 441/405 - Likewise, for the 2nd fraction, since 81 × 5 = 405,
10/81 = 10 × 5/81 × 5 = 50/405 - Subtract the two like fractions:
441/405 - 50/405 = 441 - 50/405 = 391/405
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