Whakaoti i te 15/70.25+14/7

$$1 \frac{ 5 }{ 7 } 0.25+1 \frac{ 4 }{ 7 }$$

Aromātai

$$2$$

Ngā Upane Otinga

Whakareatia te 1 ki te 7, ka 7.

$$\frac{7+5}{7}\times 0.25+\frac{1\times 7+4}{7}$$

Tāpirihia te 7 ki te 5, ka 12.

$$\frac{12}{7}\times 0.25+\frac{1\times 7+4}{7}$$

Me tahuri ki tau ā-ira 0.25 ki te hautau \frac{25}{100}. Whakahekea te hautanga \frac{25}{100} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 25.

$$\frac{12}{7}\times \frac{1}{4}+\frac{1\times 7+4}{7}$$

Me whakarea te \frac{12}{7} ki te \frac{1}{4} mā te whakarea taurunga ki te taurunga me te tauraro ki te tauraro.

$$\frac{12\times 1}{7\times 4}+\frac{1\times 7+4}{7}$$

Mahia ngā whakarea i roto i te hautanga \frac{12\times 1}{7\times 4}.

$$\frac{12}{28}+\frac{1\times 7+4}{7}$$

Whakahekea te hautanga \frac{12}{28} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 4.

$$\frac{3}{7}+\frac{1\times 7+4}{7}$$

Whakareatia te 1 ki te 7, ka 7.

$$\frac{3}{7}+\frac{7+4}{7}$$

Tāpirihia te 7 ki te 4, ka 11.

$$\frac{3}{7}+\frac{11}{7}$$

Tā te mea he rite te tauraro o \frac{3}{7} me \frac{11}{7}, me tāpiri rāua mā te tāpiri i ō raua taurunga.

$$\frac{3+11}{7}$$

Tāpirihia te 3 ki te 11, ka 14.

$$\frac{14}{7}$$

Whakawehea te 14 ki te 7, kia riro ko 2.

$$2$$

Tauwehe

$$2$$