Subtract 81/50 from 40/2
1st number: 20 0/2, 2nd number: 1 31/50
40/2 - 81/50 is 919/50.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 50 is 50
Next, find the equivalent fraction of both fractional numbers with denominator 50 - For the 1st fraction, since 2 × 25 = 50,
40/2 = 40 × 25/2 × 25 = 1000/50 - Likewise, for the 2nd fraction, since 50 × 1 = 50,
81/50 = 81 × 1/50 × 1 = 81/50 - Subtract the two like fractions:
1000/50 - 81/50 = 1000 - 81/50 = 919/50 - In mixed form: 1819/50
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