Subtract 90/40 from 54/2
1st number: 27 0/2, 2nd number: 2 10/40
54/2 - 90/40 is 99/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 2 × 20 = 40,
54/2 = 54 × 20/2 × 20 = 1080/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
90/40 = 90 × 1/40 × 1 = 90/40 - Subtract the two like fractions:
1080/40 - 90/40 = 1080 - 90/40 = 990/40 - After reducing the fraction, the answer is 99/4
- In mixed form: 243/4
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