Replayzxc: 2.53x 10^-5 + 4.1 x 10^-6
First you must realise this,
10
-6 = 10
-1 x 10
-5 so
2.53x 10
-5 + 4.1 x 10
-6 = 2.53 x 10
-5 + 4.1 x 10
-1 x 10
-5 = 2.53 x 10
-5 + 0.41 x 10
-5 = (2.53 + 0.41) x 10
-5 = 2.94 x 10
-5 Or, you could just do it on a calculator
