Subtract 45/90 from 30/5
1st number: 6 0/5, 2nd number: 45/90
30/5 - 45/90 is 11/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 5 × 18 = 90,
30/5 = 30 × 18/5 × 18 = 540/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
45/90 = 45 × 1/90 × 1 = 45/90 - Subtract the two like fractions:
540/90 - 45/90 = 540 - 45/90 = 495/90 - After reducing the fraction, the answer is 11/2
- In mixed form: 51/2
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