Subtract 45/42 from 6/9
1st number: 6/9, 2nd number: 1 3/42
6/9 - 45/42 is -17/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 42 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 9 × 14 = 126,
6/9 = 6 × 14/9 × 14 = 84/126 - Likewise, for the 2nd fraction, since 42 × 3 = 126,
45/42 = 45 × 3/42 × 3 = 135/126 - Subtract the two like fractions:
84/126 - 135/126 = 84 - 135/126 = -51/126 - After reducing the fraction, the answer is -17/42
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