Subtract 12/45 from 9/2
1st number: 4 1/2, 2nd number: 12/45
9/2 - 12/45 is 127/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 2 × 45 = 90,
9/2 = 9 × 45/2 × 45 = 405/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
12/45 = 12 × 2/45 × 2 = 24/90 - Subtract the two like fractions:
405/90 - 24/90 = 405 - 24/90 = 381/90 - After reducing the fraction, the answer is 127/30
- In mixed form: 47/30
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