What is the order of magnitude of 499 and 0.050 ?

Explanation

`499 = 4.99 xx10^2 = 1 xx10^2 ,`
order of magnitude is 2
`0.050 = 5.0 xx 10^(-2) rarr 10xx10^(-2) = 10^9-1 ,`
order of magnitude is - 1.