Subtract 63/10 from 84/5
1st number: 16 4/5, 2nd number: 6 3/10
84/5 - 63/10 is 21/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 10 is 10
Next, find the equivalent fraction of both fractional numbers with denominator 10 - For the 1st fraction, since 5 × 2 = 10,
84/5 = 84 × 2/5 × 2 = 168/10 - Likewise, for the 2nd fraction, since 10 × 1 = 10,
63/10 = 63 × 1/10 × 1 = 63/10 - Subtract the two like fractions:
168/10 - 63/10 = 168 - 63/10 = 105/10 - After reducing the fraction, the answer is 21/2
- In mixed form: 101/2
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