(0:01)Number Line: Shows positive numbers to the right of 0 and negative numbers to the left.

(0:33)Equal Intervals on a Number Line: Numbers are placed at equal intervals on a number line.

(0:57)Inequality Symbols for Comparison: Inequality symbols ($>$, $<$, $\geq$, $\leq$) are used to compare numbers.

(1:35)“Greater or Equal To” and “Less or Equal To” symbols: Combining equal and inequality signs expresses conditions like “at least” ($\geq$) or “at most” ($\leq$).

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