Travel and Time Calculations for Plumbers

Competency C: Understand and Use Numbers
Task Group C1: Manage money
Level: 2
At this level, learners: Make low-level inferences to calculate costs and expenses that may include rates such as taxes and discounts

Performance Descriptors

The learner:

• Calculates using numbers expressed as whole numbers, fractions, decimals, percentages, and integers
• Calculates percentages
• Interprets and applies rates (e.g. $/kg, $/l)
• Chooses and performs required operation(s); may make inferences to identify required operation(s)
• Selects appropriate steps to reach solutions
• Represents costs and rates using monetary symbols, decimals, and percentages
• Makes simple estimates
• Interprets, represents, and converts amounts using whole numbers, decimals, percentages, ratios, and simple, common fractions (e.g. ½, ¼)
• Uses strategies to check accuracy (e.g. estimating, using a calculator, repeating a calculation, using the reverse operation)

Task Descriptors

• Scope of task is clearly defined
• May include unfamiliar elements (e.g. context, content)
• Requires the use of rates, or requires two or more operations, where operations are easily inferred
• Requires up to a few steps to complete
• May be completed in more than one way
• May involve one document, such as a table
• May require converting between whole numbers, fractions, decimals, ratios, and percentages

ESKARGO:
Embedded Skills, Knowledge and Attitudes Reference Guide for Ontario – C1.2