Subtract 90/8 from 1/80
1st number: 1/80, 2nd number: 11 2/8
1/80 - 90/8 is -899/80.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 8 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 80 × 1 = 80,
1/80 = 1 × 1/80 × 1 = 1/80 - Likewise, for the 2nd fraction, since 8 × 10 = 80,
90/8 = 90 × 10/8 × 10 = 900/80 - Subtract the two like fractions:
1/80 - 900/80 = 1 - 900/80 = -899/80
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