Whakaoti i te 2/3*4/5*0.9

$$\frac { 2 } { 3 } \times \frac { 4 } { 5 } \times 0.9$$

Aromātai

$$0.48$$

Ngā Upane Otinga

Me whakarea te \frac{2}{3} ki te \frac{4}{5} mā te whakarea taurunga ki te taurunga me te tauraro ki te tauraro.

$$\frac{2\times 4}{3\times 5}\times 0.9$$

Mahia ngā whakarea i roto i te hautanga \frac{2\times 4}{3\times 5}.

$$\frac{8}{15}\times 0.9$$

Me tahuri ki tau ā-ira 0.9 ki te hautau \frac{9}{10}.

$$\frac{8}{15}\times \frac{9}{10}$$

Me whakarea te \frac{8}{15} ki te \frac{9}{10} mā te whakarea taurunga ki te taurunga me te tauraro ki te tauraro.

$$\frac{8\times 9}{15\times 10}$$

Mahia ngā whakarea i roto i te hautanga \frac{8\times 9}{15\times 10}.

$$\frac{72}{150}$$

Whakahekea te hautanga \frac{72}{150} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 6.

$$\frac{12}{25}$$

Tauwehe

$$\frac{3 \cdot 2 ^ {2}}{5 ^ {2}} = 0.48$$