Subtract 35/80 from 49/81
49/81 - 35/80 is 217/1296.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 80 is 6480
Next, find the equivalent fraction of both fractional numbers with denominator 6480 - For the 1st fraction, since 81 × 80 = 6480,
49/81 = 49 × 80/81 × 80 = 3920/6480 - Likewise, for the 2nd fraction, since 80 × 81 = 6480,
35/80 = 35 × 81/80 × 81 = 2835/6480 - Subtract the two like fractions:
3920/6480 - 2835/6480 = 3920 - 2835/6480 = 1085/6480 - After reducing the fraction, the answer is 217/1296
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