Akash asks Pavan to find the value of $9999 \times 555$ . Pavan says that it's difficult to multiply since both 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?

9999 \times (555) = 9999 \times (500 + 5)

No worries! We‘ve got your back. Try BYJU‘S free classes today!

9999 \times (555) = (9000 + 999) \times (500 + 5)

No worries! We‘ve got your back. Try BYJU‘S free classes today!

9999 \times (555) = (10000 - 1) \times (500 + 5)

No worries! We‘ve got your back. Try BYJU‘S free classes today!

9999 \times (555) = (10000 - 1) \times (555)

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Open in App

Solution

The correct option is D $9999 \times (555) = (10000 - 1) \times (555)$
As 9999 is nothing but (10000 - 1) and it's very easy to multiply any number with a multiple of 10.

$∴$ The easiest way to solve 9999 $\times$ 555 is $(10000 - 1) \times (555)$ .

Suggest Corrections

Similar questions

Akash asked Pavan to find the value of $9999 \times (555)$ . 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?

Pavan gave a number, 98429758 to Akash and asked him to find the difference between the numbers 2 and 7 in it based on place value. This difference is ___.

Pavan gave a number, 98429758, to Akash and asked him to find the difference between the numbers 2 and 7 in the based on place value. The difference will be ___.

Q. There are so many problems in integration where we can solve it by using many methods. But there are also other problems which can only be solved using a particular method. I get confused when I see the problem as to how I should solve it. Is there any way through which we can make out which method should be used to solve the problem. Or is practice the only way of attaining that mastery???

You asked your mom to give a 2 digit number. She said 19. Then you asked your mom to give a 3 digit number and she said 109. Now, you both had to multiply 19 × 109.

The easiest method to find the answer using brackets would be:

Join BYJU'S Learning Program

Akash asks Pavan to find the value of 9999×555. Pavan says that it's difficult to multiply since both 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?

The correct option is D 9999×(555)=(10000−1)×(555)As 9999 is nothing but (10000 - 1) and it's very easy to multiply any number with a multiple of 10. ∴ The easiest way to solve 9999 × 555 is (10000−1)×(555).

The correct option is D $9999 \times (555) = (10000 - 1) \times (555)$
As 9999 is nothing but (10000 - 1) and it's very easy to multiply any number with a multiple of 10.

$∴$ The easiest way to solve 9999 $\times$ 555 is $(10000 - 1) \times (555)$ .