The following concepts are simply suggestions and are not meant to be a rule for every child. I am also not suggesting this is the only concept that should be taught, but simply a recommendation for when a particular concept should be taught/mastered by the end of that particular grade level.

1st grade – Addition

2nd grade – Subtraction

3rd grade – Multiplication/Memorize multiplication tables

4th grade – Division

5th grade – Fractions

6th grade – Decimals

7th grade – Percent

8th grade – Pre-Algebra

9th grade – Algebra I

10th grade – Geometry

11th grade – Algebra II

12th grade – Advanced Algebra & Trigonometry OR Statistics