### 6.8 ÷ 3.1 retain two decimals?

6.88 ÷ 3.1 ≈ 2.193

Based on the principle of rounding, two decimal places are retained, which equals approximately 2.19.

### 6.8 divided by 3.1 Keep one decimal in the vertical equation

6.8 ÷ 3.1

=68 ÷ 31

≈2.19

≈2.2

See figure for vertical equation: