Subtract 81/35 from 20/3
1st number: 6 2/3, 2nd number: 2 11/35
20/3 - 81/35 is 457/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 35 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 3 × 35 = 105,
20/3 = 20 × 35/3 × 35 = 700/105 - Likewise, for the 2nd fraction, since 35 × 3 = 105,
81/35 = 81 × 3/35 × 3 = 243/105 - Subtract the two like fractions:
700/105 - 243/105 = 700 - 243/105 = 457/105 - In mixed form: 437/105
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