Question

9048 × 13 ( first number to nearest 1000 and second number to nearest 10 )

Answer 1

number to nearest 1000 of 9048 is 9000
As 9048 lies between 9000 & 10,000.

number to nearest 10 of 13 is 10
As 13 lies between 10&20

So estimated multiple of 9048 and 13 is
9000*10
90,000