Ontario Grade 12 Workplace Preparation math (MEL4E)

Collecting, displaying, interpreting, and evaluating data.

• A1.1 · Identify practical questions answered with data (written lesson not published)
• A1.2 · Distinguish primary and secondary data (written lesson not published)
• A1.3 · Collect and organize practical data (written lesson not published)
• A1.4 · Create appropriate data displays (written lesson not published)
• A1.5 · Calculate measures of central tendency (written lesson not published)
• A1.6 · Compare data sets using summaries and displays (written lesson not published)
• A1.7 · Draw conclusions and make decisions from data (written lesson not published)
• A1.8 · Identify misleading data displays (written lesson not published)
• A2.1 · Interpret statistics in everyday media (written lesson not published)
• A2.2 · Identify sources and purposes of reported data (written lesson not published)
• A2.3 · Assess sampling and survey questions (written lesson not published)
• A2.4 · Identify bias in data and reports (written lesson not published)
• A2.5 · Evaluate conclusions based on evidence (written lesson not published)
• A2.6 · Communicate a reasoned data-based decision (written lesson not published)

Borrowing, credit, saving, investing, budgeting, and major purchases.

• B1.1 · Compare forms and costs of borrowing (written lesson not published)
• B1.2 · Interpret credit agreements and statements (written lesson not published)
• B1.3 · Calculate borrowing costs and payments (written lesson not published)
• B1.4 · Compare credit options (written lesson not published)
• B1.5 · Explain consequences of missed payments (written lesson not published)
• B1.6 · Make responsible borrowing decisions (written lesson not published)
• B2.1 · Identify reasons and methods for saving (written lesson not published)
• B2.2 · Compare savings and investment options (written lesson not published)
• B2.3 · Calculate simple and compound growth with technology (written lesson not published)
• B2.4 · Interpret risk, return, and liquidity (written lesson not published)
• B2.5 · Develop a savings plan for a goal (written lesson not published)
• B2.6 · Revise a savings plan as conditions change (written lesson not published)
• B3.1 · Identify income and regular living expenses (written lesson not published)
• B3.2 · Prepare and monitor a personal budget (written lesson not published)
• B3.3 · Research the full cost of a major purchase (written lesson not published)
• B3.4 · Compare purchase and financing options (written lesson not published)
• B3.5 · Estimate insurance and ownership costs (written lesson not published)
• B3.6 · Adjust a budget for a major purchase (written lesson not published)
• B3.7 · Make and justify a personal financial decision (written lesson not published)

Measurement systems, scale, area, volume, and workplace projects.

• C1.1 · Estimate and measure with appropriate units (written lesson not published)
• C1.2 · Convert within and between measurement systems (written lesson not published)
• C1.3 · Interpret precision and tolerance (written lesson not published)
• C1.4 · Select measuring tools for a task (written lesson not published)
• C1.5 · Solve practical measurement problems (written lesson not published)
• C2.1 · Interpret scale drawings and maps (written lesson not published)
• C2.2 · Calculate actual and scaled lengths (written lesson not published)
• C2.3 · Create a scale drawing (written lesson not published)
• C2.4 · Calculate perimeter and area of practical shapes (written lesson not published)
• C2.5 · Calculate surface area and volume of practical objects (written lesson not published)
• C2.6 · Decompose composite shapes and objects (written lesson not published)
• C2.7 · Estimate material quantities and waste (written lesson not published)
• C2.8 · Solve cost problems involving measurement (written lesson not published)
• C3.1 · Read a workplace plan or diagram (written lesson not published)
• C3.2 · Determine measurements and quantities for a project (written lesson not published)
• C3.3 · Compare material and cost options (written lesson not published)
• C3.4 · Plan the sequence of a measurement project (written lesson not published)
• C3.5 · Complete calculations and check reasonableness (written lesson not published)
• C3.6 · Communicate a practical project plan (written lesson not published)

Estimate one month of interest on a CAD 900 balance at 24% annual interest using 24%/12.

Worked method: The monthly rate is 2%. Interest is 900 × 0.02 = CAD 18.

Flooring covers 2.5 m² per box. How many boxes cover 18 m²?

Worked method: 18 ÷ 2.5 = 7.2. You must buy whole boxes, so round up to 8 boxes.

A CAD 120 item has 13% tax. Find the total.

A scale drawing uses 1 cm for 0.5 m. What actual length is 7 cm?