Subtract 70/45 from 80/75
1st number: 1 5/75, 2nd number: 1 25/45
80/75 - 70/45 is -22/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 45 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 75 × 3 = 225,
80/75 = 80 × 3/75 × 3 = 240/225 - Likewise, for the 2nd fraction, since 45 × 5 = 225,
70/45 = 70 × 5/45 × 5 = 350/225 - Subtract the two like fractions:
240/225 - 350/225 = 240 - 350/225 = -110/225 - After reducing the fraction, the answer is -22/45
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