Subtract 40/20 from 5/90
1st number: 5/90, 2nd number: 2 0/20
5/90 - 40/20 is -35/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,
5/90 = 5 × 2/90 × 2 = 10/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
40/20 = 40 × 9/20 × 9 = 360/180 - Subtract the two like fractions:
10/180 - 360/180 = 10 - 360/180 = -350/180 - After reducing the fraction, the answer is -35/18
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