Order of operations (3ºT)

Maths. 1º/2º ESO

In this section we  will study "Order of operations".

First they  have to watch the following video, and then practice with the following exercises.

https://www.khanacademy.org/math/pre-algebra/pre-algebra-arith-prop/pre-algebra-order-of-operations/e/order_of_operations_2