Fractions and Decimals · Number and Operations
Adding and Subtracting Parts
Developing strategies for combining fractions with like denominators and simple decimals.
Key Questions
- 1Why do we only add the numerators and not the denominators when combining fractions?
- 2How can we use a number line to model the addition of decimals?
- 3What happens when the sum of two fractions is greater than one whole?
NCCA Curriculum Specifications
NCCA: Primary - NumberNCCA: Primary - Fractions
Class/Year: 4th Year (TY)
Subject: Mathematical Mastery: Exploring Patterns and Logic
Unit: Fractions and Decimals
Period: Number and Operations
Suggested Methodologies
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