Manage money C1.2 Make low-level inferences to calculate costs and expenses that may include rates such as taxes and discounts

Competency C: Understand and Use Numbers Task Group C1: Manage moneyLevel: 2At this level, learners: Make low-level inferences to calculate costs and expenses that may include rates such as taxes and discountsPerformance DescriptorsThe learner:Calculates using numbers expressed as whole numbers, fractions, decimals, percentages, and integersCalculates percentagesInterprets 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 solutionsRepresents costs and rates using monetary symbols, decimals, and percentagesMakes simple estimatesInterprets, 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 DescriptorsScope of task is clearly definedMay include unfamiliar elements (e.g. context, content)Requires the use of rates, or requires two or more operations, where operations are easily inferredRequires up to a few steps to completeMay be completed in more than one wayMay involve one document, such as a tableMay require converting between whole numbers, fractions, decimals, ratios, and percentagesESKARGO:Embedded Skills, Knowledge and Attitudes Reference Guide for Ontario – C1.2