Khan Academy Static

If you have the expression "3 + 4 x 5", do you add the 3 to the 4 first or multiply the 4 and 5 first? To clear up confusion here, the math world has defined which operation should get priority over others. This is super important. You won't really be able to do any involved math if you don't get this clear. But don't worry, this tutorial has your back.

1573_Worked_example_Order_of_operations_PEMDAS_.html

1572_Order_of_operations_example.html

1571_Intro_to_order_of_operations.html