Whakaoti mō a
a=22
Tohaina
Kua tāruatia ki te papatopenga
\frac{18}{2}a=198
Whakareatia te \frac{1}{2} ki te 18, ka \frac{18}{2}.
9a=198
Whakawehea te 18 ki te 2, kia riro ko 9.
a=\frac{198}{9}
Whakawehea ngā taha e rua ki te 9.
a=22
Whakawehea te 198 ki te 9, kia riro ko 22.
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