Answer:
your answer is...
Step-by-step explanation:
50.265482457437
I used my calculator
You find the total of two numbers by adding them.
13.450 + 15.125 = 28.575
The total length of the two sheets of paper is 28.575 cm.
The rule for rounding is to go the nearest number. If the numbers you are trying to round is less than 5, then round down. If it is equal to or more than 5, round up. for these two numbers we would round down for both. when we add them we get 317+82=399