Subtract 90/80 from 54/8
1st number: 6 6/8, 2nd number: 1 10/80
54/8 - 90/80 is 45/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 8 × 10 = 80,
54/8 = 54 × 10/8 × 10 = 540/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
90/80 = 90 × 1/80 × 1 = 90/80 - Subtract the two like fractions:
540/80 - 90/80 = 540 - 90/80 = 450/80 - After reducing the fraction, the answer is 45/8
- In mixed form: 55/8
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