Subtract 90/5 from 80/45
1st number: 1 35/45, 2nd number: 18 0/5
80/45 - 90/5 is -146/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 5 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 45 × 1 = 45,
80/45 = 80 × 1/45 × 1 = 80/45 - Likewise, for the 2nd fraction, since 5 × 9 = 45,
90/5 = 90 × 9/5 × 9 = 810/45 - Subtract the two like fractions:
80/45 - 810/45 = 80 - 810/45 = -730/45 - After reducing the fraction, the answer is -146/9
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