Math 6

Question Analysis
This question tests the understanding of subtracting a negative integer. The key concept is that subtracting a negative number is equivalent to adding its positive counterpart.

Key Concept Explanation
When subtracting a negative number, you change the subtraction to addition and use the positive counterpart of the number. The formula is a - (-b) = a + b.

Step-by-step Solution
1. Identify the numbers: The numbers are 135 and -26.
2. Change the operation: Subtracting a negative number is the ...