Verified Answer :

It appears the question is asking you to make mathematical statements.

Basically, just find a way to use the numbers above to make your own addition and subtraction problems.

ADDITION

2.47 + 7.1 = 9.57

7.1 + 2.47 = 9.57

SUBTRACTION

9.57 - 7.1 = 2.47

9.57 - 2.47 = 7.1