Question

Round off the number 573385 upto four significant digits​

Answer 1

Explanation:

573385 round off in digit is =5.734 x 10-⁴

Answer 2

Rounding off the number 573385 upto four significant digits we get 573400

Given :

The number 573385

To find :

Round off the number 573385 upto four significant digits

Concept :

Rule for rounding off a number :

Discard all digits to the right of the nth place , if the discarded number is less than half a unit in the nth place , leave the nth digit unchanged ; if the discarded number is greater than half a unit in the nth place , add 1 to the nth digit .

If the discarded digit is exactly half an unit in nth digit leaving the nth digit unaltered if it is an even number but increase it by 1 if it is an odd number

Solution :

Step 1 of 2 :

Write down the given number

The given number is 573385

Step 2 of 2 :

Round off the number 573385 upto four significant digits

The given number is 573385

We have to round off to 4 significant figures

5th significant figure = 8

Since 8 is greater than half a unit

So we add 1 in 4th place

Hence rounding off the number 573385 upto four significant digits we get 573400

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