Question

round off three significant figures of 70.0 126​

Answer 1

Answer:

70.0126

Step-by-step explanation:

How to round off three significant figures ?

Note : First three numbers must be non-zero.If there try next to numbers.....

70.0 126​

This no. has zeroes so take consecutive numbers i.e., 126 which has no zeroes.So 70.0126.

After 126 there is no number if there is a no. we will see for change.But there is no no.

So Ans is 70.0126