Whakaoti mō x
x=8
Graph
Tohaina
Kua tāruatia ki te papatopenga
\frac{x}{0.5}=\frac{400}{25}
Whakarohaina te \frac{4}{0.25} mā te whakarea i te taurunga me te tauraro ki te 100.
\frac{x}{0.5}=16
Whakawehea te 400 ki te 25, kia riro ko 16.
x=16\times 0.5
Me whakarea ngā taha e rua ki te 0.5.
x=8
Whakareatia te 16 ki te 0.5, ka 8.
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