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Year 8 Math Numbers
Math Terminology
Term | Definition |
---|---|
Integers | Whole numbers: positive, negative or zero. |
Vector | a quantity with a magnitude (length) and a direction (angle). It is visually represented with an arrow pointing in the specified direction with a length of the magnitude. |
Additive inverse | a number is the number with the same magnitude (or size) but is in the opposite direction on the number line |
Zero pair | A pair of numbers or expressions that add to zero. |
Associative Law | are about grouping, the order in which you add or multiply does not matter. |
Commutative Law | Operations are commutative if the order in which terms are given does not affect the result. a+b=b+a ab=ba |