Demonstrate numeracy skills
NUMERACY SKILLS
UNIT CODE: CT/CU/CHC/BC/02/6/A
Relationship to Occupational Standards
This unit addresses the Unit of Competency: Demonstrate Numeracy Skills.
Duration of Unit: 60 hours
Unit Description
This unit describes the competencies required to demonstrate numeracy skills. It involves applying a wide range of mathematical calculations for work; applying ratios, rates and proportions to solve problems; estimating, measuring and calculating measurement for work; using detailed maps to plan travel routes for work; using geometry to draw and construct 2D and 3D shapes for work; collecting, organizing and interpreting statistical data; using routine formula and algebraic expressions for work and using common functions of a scientific calculator.
Summary of Learning Outcomes
- Apply a wide range of mathematical calculations for work
- Apply ratios, rates and proportions to solve problems
- Estimate, measure and calculate measurement for work
- Use detailed maps to plan travel routes for work
- Use geometry to draw and construct 2D and 3D shapes for work
- Collect, organize and interpret statistical data
- Use routine formula and algebraic expressions for work
- Use common functions of a scientific calculator
Learning Outcomes, Content and Suggested Assessment Methods
Learning Outcome | Content | Suggested Assessment Methods |
1. Apply a wide range of mathematical calculations for work | · Fundamentals of mathematics · Addition, subtraction, multiplication and division of positive and negative numbers · Algebraic expressions manipulation · Forms of fractions, decimals and percentages · Expression of numbers as powers and roots | · Written tests · Assignments · Supervised exercises |
2. Apply ratios, rates and proportions to solve problems | · Rates, ratios and proportions · Meaning · Conversions into percentages · Direct and inverse proportions determination · Performing calculations · Construction of graphs, charts and tables · Recording of information | · Written tests · Assignments · Supervised exercises
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3. Estimate, measure and calculate measurement for work | · Units of measurements and their symbols · Identification and selection of measuring equipment · Conversion of units of measurement · Perimeters of regular figures · Areas of regular figures · Volumes of regular figures · Carrying out measurements · Recording of information | · Assignments · Supervised exercises · Written tests |
4. Use detailed maps to plan travel routes for work |
| · Written · Practical test |
5. Use geometry to draw and construct 2D and 3D shapes for work |
| |
6. Collect, organize and interpret statistical data | · Classification of data · Grouped data · Ungrouped data · Data collection · Observation · Recording · Distinguishing between sampling and census · Importance of sampling · Errors in sampling · Types of sampling and their limitations e.g. · Stratified random · Cluster · Judgmental · Tabulation of data · Class intervals · Class boundaries · Frequency tables · Cumulative frequency · Diagrammatic and graphical presentation of data e.g. · Histograms · Frequency polygons · Bar charts · Pie charts · Cumulative frequency curves q Interpretation of data | · Assignments · Supervised exercises · Written tests |
7. Use routine formula and algebraic expressions for work | · Solving linear equations · Linear graphs · Plotting · Interpretation · Applications of linear graphs · Curves of first and second degree · Plotting · Interpretation | · Assignments · Supervised exercises · Written tests
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8. Use common functions of a scientific calculator | · Identify and use keys for common functions on a calculator · Calculate using whole numbers, money and routine decimals and percentages · Calculate with routine fractions and percentages · Apply order of operations to solve multi-step calculations · Interpret display and record result | · · Written · Practical test |
Suggested Methods of Instructions
- Group discussions
- Demonstration by trainer
- Practical work by trainee
- Exercises
Recommended Resources
- Calculators
- Rulers, pencils, erasers
- Charts with presentations of data
- Graph books
- Dice