Subtract 81/49 from 40/18
1st number: 2 4/18, 2nd number: 1 32/49
40/18 - 81/49 is 251/441.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 49 is 882
Next, find the equivalent fraction of both fractional numbers with denominator 882 - For the 1st fraction, since 18 × 49 = 882,
40/18 = 40 × 49/18 × 49 = 1960/882 - Likewise, for the 2nd fraction, since 49 × 18 = 882,
81/49 = 81 × 18/49 × 18 = 1458/882 - Subtract the two like fractions:
1960/882 - 1458/882 = 1960 - 1458/882 = 502/882 - After reducing the fraction, the answer is 251/441
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