So,
2 tenths of 1600 can be stated as 2 tenths times 1600 or 2 tenths 1600.
2 0.1 1600
To find a tenth of something, all you have to do is to move the decimal point one place to the left.
1600 --> 160.0 or 160
That is one-tenth of 1600. Now we have to double it to get two-tenths.
160 2 = 320
320 is 2 tenths of 1600.
