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Number Systems and Operations · Autumn Term

Operations with Integers: Addition & Subtraction

Students will perform addition and subtraction of integers, using various models and understanding the concept of absolute value.

Key Questions

  1. Predict the outcome of adding a positive and a negative integer.
  2. Justify why subtracting a negative number is equivalent to adding a positive number.
  3. Differentiate between the sum and the difference of two integers.

NCCA Curriculum Specifications

NCCA: Junior Cycle - Strand 3: Number - N.1.2
Class/Year: Junior Infants
Subject: Foundations of Mathematical Thinking
Unit: Number Systems and Operations
Period: Autumn Term

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