Halves — Equal Parts of a Whole · Spring Term

Comparing Fractions — Halves and Quarters

Understanding and calculating rates and ratios in various contexts, including unit rates.

Key Questions

  1. Which is bigger: one half or one quarter of the same thing?
  2. How can you use pictures or diagrams to compare halves and quarters?
  3. Can you put halves and quarters in order and explain which is the greatest?

NCCA Curriculum Specifications

NCCA: Junior Cycle - Number - N.1.9
Class/Year: 2nd Class
Subject: Mathematical Explorers: Building Foundations
Unit: Halves — Equal Parts of a Whole
Period: Spring Term

Suggested Methodologies

Think-Pair-Share

Individual reflection, then partner discussion, then class share-out

10–20 min

Learn more about Think-Pair-Share

Experiential Learning

Hands-on learn-by-doing with structured reflection

30–60 min

Learn more about Experiential Learning

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Planning templates for Mathematical Explorers: Building Foundations

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5E Model

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More in Halves — Equal Parts of a Whole

Units of Length and Conversions

Converting between different metric units of length (mm, cm, m, km) and solving problems involving length.

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Quarters — Equal Parts of a Whole

Converting between different metric units of mass (mg, g, kg) and capacity (ml, l) and solving related problems.

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Halves and Quarters of Shapes and Sets

Converting between 12-hour and 24-hour clock formats and solving problems involving duration and time zones.

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Finding Halves and Quarters of Numbers

Calculating the area of rectangles, triangles, and parallelograms, including composite shapes.

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2D Shapes — Names and Properties

Understanding and applying scale factors to create and interpret scale drawings and models.

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