Tīpoka ki ngā ihirangi matua
Whakaoti mō x
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Tautapa x
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Ngā Raru Ōrite mai i te Rapu Tukutuku

Tohaina

x=4\times \frac{5}{7}
Whakawehe 4 ki te \frac{7}{5} mā te whakarea 4 ki te tau huripoki o \frac{7}{5}.
x=\frac{4\times 5}{7}
Tuhia te 4\times \frac{5}{7} hei hautanga kotahi.
x=\frac{20}{7}
Whakareatia te 4 ki te 5, ka 20.