Whakaoti mō w
w=1400
Tohaina
Kua tāruatia ki te papatopenga
\frac{1}{4}w=1075-725
Tangohia te 725 mai i ngā taha e rua.
\frac{1}{4}w=350
Tangohia te 725 i te 1075, ka 350.
w=350\times 4
Me whakarea ngā taha e rua ki te 4, te tau utu o \frac{1}{4}.
w=1400
Whakareatia te 350 ki te 4, ka 1400.
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