Subtract 84/32 from 30/90
1st number: 30/90, 2nd number: 2 20/32
30/90 - 84/32 is -55/24.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 32 is 1440
Next, find the equivalent fraction of both fractional numbers with denominator 1440 - For the 1st fraction, since 90 × 16 = 1440,
30/90 = 30 × 16/90 × 16 = 480/1440 - Likewise, for the 2nd fraction, since 32 × 45 = 1440,
84/32 = 84 × 45/32 × 45 = 3780/1440 - Subtract the two like fractions:
480/1440 - 3780/1440 = 480 - 3780/1440 = -3300/1440 - After reducing the fraction, the answer is -55/24
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