Whakaoti i te 159.990-30%

$$159.990-30 \%$$

Aromātai

$$159.69$$

Ngā Upane Otinga

Whakahekea te hautanga \frac{30}{100} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 10.

$$159.99-\frac{3}{10}$$

Me tahuri ki tau ā-ira 159.99 ki te hautau \frac{15999}{100}.

$$\frac{15999}{100}-\frac{3}{10}$$

Ko te maha noa iti rawa atu o 100 me 10 ko 100. Me tahuri \frac{15999}{100} me \frac{3}{10} ki te hautau me te tautūnga 100.

$$\frac{15999}{100}-\frac{30}{100}$$

Tā te mea he rite te tauraro o \frac{15999}{100} me \frac{30}{100}, me tango rāua mā te tango i ō raua taurunga.

$$\frac{15999-30}{100}$$

Tangohia te 30 i te 15999, ka 15969.

$$\frac{15969}{100}$$

Tauwehe

$$\frac{3 \cdot 5323}{2 ^ {2} \cdot 5 ^ {2}} = 159\frac{69}{100} = 159.69$$