A) distribute the first factor to the second one (2.3*1.5)+(2.3*10^-2)+(10^4*1.5)+(10^4*10^-2) = 345
B) distribute once again but instead of multiplying , divide the factors
(3.6/1.8) + (3.6/10^2) + (10^-5/1.8) + (10^-5/10^2) =
2 + 0.36 + 0.00005555555555 + 0.000001 = should be around 2.36