85
1/10 * 850
= 0.1 * 850
= 85
0.05
85
0.85
2.7
0.199, 0.198
85
85
0.05
1.1
0.1
0.1 x 0.1 = 0.01
85
1/10 = 0.1
Decimals are tenth parts. E.g. one tenth of a metre can be written with a decimal: 0.1 m.
Rounded to the nearest tenth, there can be only one decimal. And that is 7.8
0.1
850.0