Find the sum or difference 7-(-8)
7 - ( - 8 ) = 7 + 8 = 15
To find the difference, you can rewrite the subtraction as an addition problem by changing the sign of the second number:
7 - (-8) = 7 + 8
Now, you can simply add the two numbers:
7 + 8 = 15
Therefore, the sum or difference of 7 - (-8) is 15.
To find the sum or difference, 7-(-8), you need to follow these steps:
Step 1: Start with the given numbers, which are 7 and -8.
Step 2: Remember that subtracting a negative number is the same as adding a positive number. So, you can rewrite the expression as 7 + 8.
Step 3: Add 7 and 8 together: 7 + 8 = 15.
Therefore, the sum or difference of 7-(-8) is 15.