Rounding Down Numbers

Question1: When do we round a number down?

Answer: We round a number down if the digit we are rounding is followed by 4, 3, 2, 1, or 0.

Question2: What are the steps to follow if we round a number down?

Answer: When we round a number down, we follow the following steps:
Step 1. Just copy the digit that we are rounding.
Step 2. Change all the digits to its right into zero (0).
Step 3. Copy the digit/digits to its left.

For further discussion and examples, please click this link Rounding Down Numbers.