Subtract 20/6 from 3/45
1st number: 3/45, 2nd number: 3 2/6
3/45 - 20/6 is -49/15.
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,
3/45 = 3 × 2/45 × 2 = 6/90 - Likewise, for the 2nd fraction, since 6 × 15 = 90,
20/6 = 20 × 15/6 × 15 = 300/90 - Subtract the two like fractions:
6/90 - 300/90 = 6 - 300/90 = -294/90 - After reducing the fraction, the answer is -49/15
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