Subtract 45/18 from 4/2
1st number: 2 0/2, 2nd number: 2 9/18
4/2 - 45/18 is -1/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 2 × 9 = 18,
4/2 = 4 × 9/2 × 9 = 36/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
45/18 = 45 × 1/18 × 1 = 45/18 - Subtract the two like fractions:
36/18 - 45/18 = 36 - 45/18 = -9/18 - After reducing the fraction, the answer is -1/2
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