Identify Operation: Identify the operation to be performed. We need to add 9 and −4.
Determine Sign: Determine the sign of the result. Since 9 is positive and −4 is negative, and the absolute value of 9 is greater than the absolute value of 4, the result will be positive.
Perform Addition: Perform the addition. 9+(−4) is the same as 9−4.
Calculate Result: Calculate the result. 9−4 equals 5.
Verify Solution: Verify the result. The calculation is straightforward, and there are no complex operations, so the likelihood of a math error is low.