Question

The map shows the length of two trails used for a fact around a lake

Answer 1

Answer: The first step is to add a zero to 5.7.

Step-by-step explanation: The first step is to add a zero to 5.7, so that it will have the same number after the decimal point as 3.21. Next you line up the decimal in order to add. Then you do the math and add. And then you check.