Question
Akash asked Pavan to find the value of 9999×(555). He says that it will be difficult to multiply as both of them are big numbers. Akash says that there is a simple way to find the product. He solves the problem using the concept of brackets. Which of the following will be the easiest way to solve this?
Answer: Option D
:
D
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D
As 9999 is nothing but (10000 - 1) and it's very easy to multiply any number with a multiple of 10.
∴ Easiest way to solve 9999 × 555 will be (10000−1)×(555).
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