Question

How do you solve `( 1.3\times 10^ { 6} ) + ( 7\times 10^ { 5} )` ?

Answer 1

`2.0xx10^6`

Explanation:

`7xx10^5 = 0.7xx10^6`

`:. (1.3xx10^6)+(7xx10^5) = (1.3xx10^6)+ (0.7xx10^6)`

`=(1.3+0.7)xx10^6`

`=2.0xx10^6`