Whakaoti i te 03*3/40+02*1/5+03/10+4/40

$$03 \times \frac { 3 } { 40 } + 02 \times \frac { 1 } { 5 } + \frac { 03 } { 10 } + \frac { 4 } { 40 }$$

Aromātai

$$\frac{1}{10}=0.1$$

Ngā Upane Otinga

Whakareatia te 0 ki te 3, ka 0. Whakareatia te 0 ki te 2, ka 0.

$$0\times \frac{3}{40}+0\times \frac{1}{5}+\frac{0\times 3}{10}+\frac{4}{40}$$

Whakareatia te 0 ki te \frac{3}{40}, ka 0.

$$0+0\times \frac{1}{5}+\frac{0\times 3}{10}+\frac{4}{40}$$

Whakareatia te 0 ki te \frac{1}{5}, ka 0.

$$0+0+\frac{0\times 3}{10}+\frac{4}{40}$$

Tāpirihia te 0 ki te 0, ka 0.

$$\frac{0\times 3}{10}+\frac{4}{40}$$

Whakareatia te 0 ki te 3, ka 0.

$$\frac{0}{10}+\frac{4}{40}$$

Ko te kore i whakawehea ki te tau ehara te kore ka hua ko te kore.

$$0+\frac{4}{40}$$

Whakahekea te hautanga \frac{4}{40} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 4.

$$0+\frac{1}{10}$$

Tāpirihia te 0 ki te \frac{1}{10}, ka \frac{1}{10}.

$$\frac{1}{10}$$

Tauwehe

$$\frac{1}{2 \cdot 5} = 0.1$$