Subtract 4/6 from 7/45
7/45 - 4/6 is -23/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 6 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
7/45 = 7 × 2/45 × 2 = 14/90 - Likewise, for the 2nd fraction, since 6 × 15 = 90,
4/6 = 4 × 15/6 × 15 = 60/90 - Subtract the two like fractions:
14/90 - 60/90 = 14 - 60/90 = -46/90 - After reducing the fraction, the answer is -23/45
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