Subtract 84/5 from 30/10
1st number: 3 0/10, 2nd number: 16 4/5
30/10 - 84/5 is -69/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 5 is 10
Next, find the equivalent fraction of both fractional numbers with denominator 10 - For the 1st fraction, since 10 × 1 = 10,
30/10 = 30 × 1/10 × 1 = 30/10 - Likewise, for the 2nd fraction, since 5 × 2 = 10,
84/5 = 84 × 2/5 × 2 = 168/10 - Subtract the two like fractions:
30/10 - 168/10 = 30 - 168/10 = -138/10 - After reducing the fraction, the answer is -69/5
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