Whakaoti i te 4/5-0.03

$$\frac { 4 } { 5 } - 0.03$$

Aromātai

$$0.77$$

Ngā Upane Otinga

Me tahuri ki tau ā-ira 0.03 ki te hautau \frac{3}{100}.

$$\frac{4}{5}-\frac{3}{100}$$

Ko te maha noa iti rawa atu o 5 me 100 ko 100. Me tahuri \frac{4}{5} me \frac{3}{100} ki te hautau me te tautūnga 100.

$$\frac{80}{100}-\frac{3}{100}$$

Tā te mea he rite te tauraro o \frac{80}{100} me \frac{3}{100}, me tango rāua mā te tango i ō raua taurunga.

$$\frac{80-3}{100}$$

Tangohia te 3 i te 80, ka 77.

$$\frac{77}{100}$$

Tauwehe

$$\frac{7 \cdot 11}{2 ^ {2} \cdot 5 ^ {2}} = 0.77$$