Subtract 75/54 from 70/18
1st number: 3 16/18, 2nd number: 1 21/54
70/18 - 75/54 is 5/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 54 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 18 × 3 = 54,
70/18 = 70 × 3/18 × 3 = 210/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
75/54 = 75 × 1/54 × 1 = 75/54 - Subtract the two like fractions:
210/54 - 75/54 = 210 - 75/54 = 135/54 - After reducing the fraction, the answer is 5/2
- In mixed form: 21/2
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