Me mōhio te ākonga ki te whakanui, ki te whakaiti rānei i te rahinga o tētahi mea, i runga anō i te nui o tētahi ōrau kua whakaritea, pēnei i te whakapikinga utu taonga, i te whakahekenga utu taonga, i te tāke hokohoko rānei (Pa 1996:35). / The student should know how to increase or reduce the quantity of something according to a set percentage, such as the mark-up or discount on goods or GST.

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