Class 6 · Chapter 10

The Other Side of Zero

Introduction to negative numbers and integers.

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Ganita Prakash · Class 6 (2026-27)

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Detailed theory

Real-world uses: temperatures below zero, altitude below sea level, debts. Extend number line to left of zero.

Key concepts & formulas

**Integers**:

\ldots,-3,-2,-1,0,1,2,3,\ldots

Zero is neither positive nor negative.

Negatives sit to the **left** of

0

on the number line.

Adding negative → move left; positive → move right.

(-)(-) = +

;

(+)(-) = -

;

(-)(+) = -