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Kimi Pārōnaki e ai ki x
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20\times \frac{3}{5}x
Whakawehe 20 ki te \frac{5}{3} mā te whakarea 20 ki te tau huripoki o \frac{5}{3}.
\frac{20\times 3}{5}x
Tuhia te 20\times \frac{3}{5} hei hautanga kotahi.
\frac{60}{5}x
Whakareatia te 20 ki te 3, ka 60.
12x
Whakawehea te 60 ki te 5, kia riro ko 12.
12x^{1-1}
Ko te pārōnaki o ax^{n} ko nax^{n-1}.
12x^{0}
Tango 1 mai i 1.
12\times 1
Mō tētahi kupu t mahue te 0, t^{0}=1.
12
Mō tētahi kupu t, t\times 1=t me 1t=t.