What is the result when 7 kg 7 g is subtracted from 9 kg ?
Correct Answer :
1.993 kg
Solution :
The correct answer is 1.993 kg.
To subtract 7 kg 7 g from 9 kg, let us first convert both quantities into the same unit (kilograms).
We know that:
Therefore:
Now, convert 7 g into kilograms:
So, 7 kg 7 g in kilograms is:
Now, subtract 7.007 kg from 9 kg (written as 9.000 kg):
Thus, the result is 1.993 kg.
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