18
Jenny is asked to find the value of
12- 2 x 4
Here is her working.
12 - 2 x 4 = 10 x 4 = 40
Jenny's answer is wrong.
Explain what Jenny has done wrong.

Respuesta :

Answer:

see explanation

Step-by-step explanation:

Jenny has followed the wrong order of operations, in that she has subtracted before multiplying.

Following the order as directed by PEMDAS

Multiplication is performed before subtraction

Given

12 - 2 × 4 ← perform multiplication

= 12 - 8 ← perform subtraction

= 4

She followed the wrong order of operations.