Whakaoti i te 4-1/7*11/9

$$4 \frac { - 1 } { 7 } \cdot 1 \frac { 1 } { 9 }$$

Aromātai

$$\frac{30}{7}\approx 4.285714286$$

Ngā Upane Otinga

Whakareatia te 4 ki te 7, ka 28.

$$\frac{28-1}{7}\times \frac{1\times 9+1}{9}$$

Tangohia te 1 i te 28, ka 27.

$$\frac{27}{7}\times \frac{1\times 9+1}{9}$$

Whakareatia te 1 ki te 9, ka 9.

$$\frac{27}{7}\times \frac{9+1}{9}$$

Tāpirihia te 9 ki te 1, ka 10.

$$\frac{27}{7}\times \frac{10}{9}$$

Me whakarea te \frac{27}{7} ki te \frac{10}{9} mā te whakarea taurunga ki te taurunga me te tauraro ki te tauraro.

$$\frac{27\times 10}{7\times 9}$$

Mahia ngā whakarea i roto i te hautanga \frac{27\times 10}{7\times 9}.

$$\frac{270}{63}$$

Whakahekea te hautanga \frac{270}{63} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 9.

$$\frac{30}{7}$$

Tauwehe

$$\frac{2 \cdot 3 \cdot 5}{7} = 4\frac{2}{7} = 4.285714285714286$$