Rounding is an aproximation. Find the most simple multiplication possible
Multiplication x2 is the most simple , after 1 multiplication
Use result. 2^ 5 = 32
So this means multiply 478 by 2 , five times
Duplicate in every step
So then
478x2 = 956
956x2= 1912
1912x2= 3824
3824x2= 7648
7648x2= 15296
