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What the rules sign numbers subtraction?

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## Related Questions

###### Asked in Math and Arithmetic

### What are the rules in addition and subtraction integers?

The rules for addition are as follows:
The sum of two negative integers is a negative integer
The sum of two positive integers is a positive integer
The rules for subtraction are as follows:
If they are two positive numbers, do it normally
If there is a negative and a positive ,change it to addition
and switch the SECOND integer sign

###### Asked in Definitions

### Definition of subtraction?

###### Asked in Math and Arithmetic

### What is 15 minus negative 22?

When dealing with addition and subtraction regarding negative
numbers, it is important to remember that negative numbers will act
in the opposite way as a positive number.
For example, in this problem, 15 - (-22) , It may be easier to
re-write it as this:
15 + 22
The negative sign of the 22 will be negated by the subtraction
sign.
15 - (-22) = 37