Subtract 40/3 from 70/18
1st number: 3 16/18, 2nd number: 13 1/3
70/18 - 40/3 is -85/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 3 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 18 × 1 = 18,
70/18 = 70 × 1/18 × 1 = 70/18 - Likewise, for the 2nd fraction, since 3 × 6 = 18,
40/3 = 40 × 6/3 × 6 = 240/18 - Subtract the two like fractions:
70/18 - 240/18 = 70 - 240/18 = -170/18 - After reducing the fraction, the answer is -85/9
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