Question

Does anyone have any tips or rules that I need to know before I take a test?

The test is about intergers and intergers of fraction or decimal?

Answer 1

Integer, whole-valued positive or negative number or 0. The integers are generated from the set of counting numbers 1, 2, 3,… and the operation of subtraction. When a counting number is subtracted from itself, the result is zero.

Explanation:

example:4-4=0 hope it helps have a good day