# teacher math test help

## Math Q & A — for Ontario Math Teacher Test

The Ontario government has mandated that all new teachers will need to pass a test, of which 70% will be on mathematics knowledge up to Grade 11.

EQAO is tasked to create the test, which will in due course provide a sample test.

In the meantime, you may want to look at what previous math tests EQAO has created. Below are links to the last 2 EQAO Grade 9 Math Tests:

If you have a math content question related to one of these tests, please email George Gadanidis at ggadanid@uwo.ca.

Below are some of the questions we have answered so far.

#### Linear relationships

##### First differences

QUESTION What does it mean to use “first differences” to determine which of the 4 tables shown at right represent non-linear relationships?

#### Area, perimeter, surface area, volume

##### Variables in and area formulas

The area of the blue rectangle, without the white square, is 125 sq. cm. What is the side length (x) of the white square?