Subtract 45/90 from 54/10
1st number: 5 4/10, 2nd number: 45/90
54/10 - 45/90 is 49/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
54/10 = 54 × 9/10 × 9 = 486/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
45/90 = 45 × 1/90 × 1 = 45/90 - Subtract the two like fractions:
486/90 - 45/90 = 486 - 45/90 = 441/90 - After reducing the fraction, the answer is 49/10
- In mixed form: 49/10
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