Subtract 54/8 from 36/90
1st number: 36/90, 2nd number: 6 6/8
36/90 - 54/8 is -127/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 8 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 90 × 4 = 360,
36/90 = 36 × 4/90 × 4 = 144/360 - Likewise, for the 2nd fraction, since 8 × 45 = 360,
54/8 = 54 × 45/8 × 45 = 2430/360 - Subtract the two like fractions:
144/360 - 2430/360 = 144 - 2430/360 = -2286/360 - After reducing the fraction, the answer is -127/20
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