Subtraction of Integers and Rational Numbers
Investigate subtraction of positive and negative integers, fractions, and decimals, using various methods and understanding 'subtracting a negative'.
Key Questions
- Differentiate between subtracting a positive and subtracting a negative integer.
- Explain how to subtract fractions with different denominators.
- Justify why 'adding the opposite' is a valid strategy for subtraction of integers.
NCCA Curriculum Specifications
Suggested Methodologies
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