Question

Expression 1 6 x 7 - 3² - 9 x 9 + 4³ What is the value of Expression 1?

Answer 1

6*7-9-9*9+64
42-9-81+64
16

Answer 2

$6 * 7 - 3^{2} - 9 * 9 + 4^{3}\\ (6*7)-9-(9*9)+64\\ 42-9-81+64$
16