Grade 9 Math skill guides
Make the next idea click.
Ten concise guides across Number, Algebra, Data, Geometry and Measurement, and Financial Literacy.
Find my next skill →Powers and scientific notation
Evaluate powers and write very large or very small quantities in scientific notation.
Read the guide →Number · B3.5Rates, percentages, and proportions
Use rates, percentages, and proportional reasoning to solve everyday problems.
Read the guide →Algebra · C1.5Solve and verify equations
Create, solve, and check equations by keeping both sides balanced.
Read the guide →Algebra · C4.4Determine equations of lines
Use slope and a point to write and apply the equation of a line.
Read the guide →Data · D1.2Represent and analyse one-variable data
Describe a distribution using its centre, spread, shape, and unusual values.
Read the guide →Data · D1.3Model two-variable data
Use a scatter plot and a line or curve of best fit to describe association and make cautious predictions.
Read the guide →Geometry and Measurement · E1.3Convert and apply measurement units
Choose and convert metric units while preserving the size of the quantity.
Read the guide →Geometry and Measurement · E1.5Right triangles and composite shapes
Use the Pythagorean relationship and shape decomposition to solve measurement problems.
Read the guide →Financial Literacy · F1.2Appreciation and depreciation
Analyse how an asset’s value increases or decreases by a percentage over time.
Read the guide →Financial Literacy · F1.4Build and adjust a budget
Create, modify, and justify a budget when income, expenses, or goals change.
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