Question

how to write the equation for this math problem. sandy made 98 on her first test.87 on her second test.and 89 on her third test. what is her average test grade?

Answer 1

98+87+89/3= 91.3% there’s the answer

Answer 2

I believe that your gonna have to add 98 with 89 and 87

98 + 89 + 87 = ?