Calculate Change from Purchase

Competency C: Understand and Use Numbers
Task Group C1: Manage money
Level: 1
At this level, learners: Compare costs and make simple calculations

Performance Descriptors
The learner:

• Adds, subtracts, multiplies, and divides whole numbers and decimals
• Recognizes values in number and word format
• Understands numerical order
• Begins to interpret integers, such as in a negative bank balance
• Identifies and performs required operation
• Interprets and represents costs using monetary symbols and decimals
• Follows apparent steps to reach solutions
• Rounds to the nearest dollar
• Uses strategies to check accuracy (e.g. estimating, using a calculator, repeating a calculation, using the reverse operation)

Task Descriptors

• Scope of task is limited
• Has a concrete and familiar context
• May require one operation; operation is apparent
• May require the same operation to be performed more than once
• Requires up to a few steps to complete
• Has a set procedure
• May involve one simple document (e.g. grocery store flyer, list)
• Uses whole numbers and/or decimals
• Has a highly explicit purpose

ESKARGO:
Embedded Skills, Knowledge and Attitudes Reference Guide for Ontario – C1.1