Answer
173
Work Step by Step
To add numbers on a calculator, first locate the buttons marked +, and = or ENTER. To add two numbers, input the first number you wish to add, then press the + button. Then input the second number you wish to add, then press the = or ENTER button. To add 76+97, press the following buttons in the following order:
7, 6, +, 9, 7, =