Formal Methods: Subtracting Integers

By the end of this unit, students will:

1. Understand the concept of integers, including positive and negative numbers.
2. Subtract positive and negative integers using formal methods accurately.
3. Apply the concept of subtracting integers to real-life and mathematical problems.

Curriculum Alignment: Key Stage 3: Number

Use the 4 operations, including formal written methods, applied to integers, decimals, proper and improper fractions, and mixed numbers, all both positive and negative