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E
10
11
12
Learner
Grade 11
Mathematical Literacy
0/7 Topics completed
Finance
01
Simple and compound interest
Hire-purchase, bank accounts, stokvels. Know which formula the document is using.
Simple interest and compound interest
02
Inflation and exchange rates
Buying power year to year. Rand to dollar or pula when a family travels.
Measurement
03
Volume, surface area and packing
Paint a wall. How many tins. How many boxes in a crate. Always convert units first.
3D shapes and nets
Compound shapes: volume and surface area
Maps and plans
04
Plans, elevations and assembly
Floor plans, north elevation, assemble a desk from a diagram. Scale on the plan.
Floor plan, route map and assembly
Multi-tier seating and parking layout
Scaled drawings and packaging
Data handling
05
Quartiles and box-and-whisker
Five-number summary. Compare two classes with a box plot. Interquartile range.
Box-and-whisker plot
Histogram of test scores
Models
06
Cost, income and break-even
C = fixed + variable × n. Income = price × n. Break-even where they meet.
Probability
07
Tree diagrams and relative frequency
Two events in a row. Multiply along a branch. Add mutually exclusive branches.
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