Subtract 70/9 from 18/75
1st number: 18/75, 2nd number: 7 7/9
18/75 - 70/9 is -1696/225.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 9 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 75 × 3 = 225,
18/75 = 18 × 3/75 × 3 = 54/225 - Likewise, for the 2nd fraction, since 9 × 25 = 225,
70/9 = 70 × 25/9 × 25 = 1750/225 - Subtract the two like fractions:
54/225 - 1750/225 = 54 - 1750/225 = -1696/225
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