Whakaoti i te 80*90%+85*60%+125+140+115+80*30%+75*30%+30+20+25

$$80 \times 90 \% +85 \times 60 \% +125+140+115+80 \times 30 \% +75 \times 30 \% +30+20+25$$

Aromātai

$$\frac{1249}{2}=624.5$$

Ngā Upane Otinga

Whakahekea te hautanga \frac{90}{100} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 10.

$$80\times \frac{9}{10}+85\times \frac{60}{100}+125+140+115+80\times \frac{30}{100}+75\times \frac{30}{100}+30+20+25$$

Tuhia te 80\times \frac{9}{10} hei hautanga kotahi.

$$\frac{80\times 9}{10}+85\times \frac{60}{100}+125+140+115+80\times \frac{30}{100}+75\times \frac{30}{100}+30+20+25$$

Whakareatia te 80 ki te 9, ka 720.

$$\frac{720}{10}+85\times \frac{60}{100}+125+140+115+80\times \frac{30}{100}+75\times \frac{30}{100}+30+20+25$$

Whakawehea te 720 ki te 10, kia riro ko 72.

$$72+85\times \frac{60}{100}+125+140+115+80\times \frac{30}{100}+75\times \frac{30}{100}+30+20+25$$

Whakahekea te hautanga \frac{60}{100} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 20.

$$72+85\times \frac{3}{5}+125+140+115+80\times \frac{30}{100}+75\times \frac{30}{100}+30+20+25$$

Tuhia te 85\times \frac{3}{5} hei hautanga kotahi.

$$72+\frac{85\times 3}{5}+125+140+115+80\times \frac{30}{100}+75\times \frac{30}{100}+30+20+25$$

Whakareatia te 85 ki te 3, ka 255.

$$72+\frac{255}{5}+125+140+115+80\times \frac{30}{100}+75\times \frac{30}{100}+30+20+25$$

Whakawehea te 255 ki te 5, kia riro ko 51.

$$72+51+125+140+115+80\times \frac{30}{100}+75\times \frac{30}{100}+30+20+25$$

Tāpirihia te 72 ki te 51, ka 123.

$$123+125+140+115+80\times \frac{30}{100}+75\times \frac{30}{100}+30+20+25$$

Tāpirihia te 123 ki te 125, ka 248.

$$248+140+115+80\times \frac{30}{100}+75\times \frac{30}{100}+30+20+25$$

Tāpirihia te 248 ki te 140, ka 388.

$$388+115+80\times \frac{30}{100}+75\times \frac{30}{100}+30+20+25$$

Tāpirihia te 388 ki te 115, ka 503.

$$503+80\times \frac{30}{100}+75\times \frac{30}{100}+30+20+25$$

Whakahekea te hautanga \frac{30}{100} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 10.

$$503+80\times \frac{3}{10}+75\times \frac{30}{100}+30+20+25$$

Tuhia te 80\times \frac{3}{10} hei hautanga kotahi.

$$503+\frac{80\times 3}{10}+75\times \frac{30}{100}+30+20+25$$

Whakareatia te 80 ki te 3, ka 240.

$$503+\frac{240}{10}+75\times \frac{30}{100}+30+20+25$$

Whakawehea te 240 ki te 10, kia riro ko 24.

$$503+24+75\times \frac{30}{100}+30+20+25$$

Tāpirihia te 503 ki te 24, ka 527.

$$527+75\times \frac{30}{100}+30+20+25$$

Whakahekea te hautanga \frac{30}{100} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 10.

$$527+75\times \frac{3}{10}+30+20+25$$

Tuhia te 75\times \frac{3}{10} hei hautanga kotahi.

$$527+\frac{75\times 3}{10}+30+20+25$$

Whakareatia te 75 ki te 3, ka 225.

$$527+\frac{225}{10}+30+20+25$$

Whakahekea te hautanga \frac{225}{10} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 5.

$$527+\frac{45}{2}+30+20+25$$

Me tahuri te 527 ki te hautau \frac{1054}{2}.

$$\frac{1054}{2}+\frac{45}{2}+30+20+25$$

Tā te mea he rite te tauraro o \frac{1054}{2} me \frac{45}{2}, me tāpiri rāua mā te tāpiri i ō raua taurunga.

$$\frac{1054+45}{2}+30+20+25$$

Tāpirihia te 1054 ki te 45, ka 1099.

$$\frac{1099}{2}+30+20+25$$

Me tahuri te 30 ki te hautau \frac{60}{2}.

$$\frac{1099}{2}+\frac{60}{2}+20+25$$

Tā te mea he rite te tauraro o \frac{1099}{2} me \frac{60}{2}, me tāpiri rāua mā te tāpiri i ō raua taurunga.

$$\frac{1099+60}{2}+20+25$$

Tāpirihia te 1099 ki te 60, ka 1159.

$$\frac{1159}{2}+20+25$$

Me tahuri te 20 ki te hautau \frac{40}{2}.

$$\frac{1159}{2}+\frac{40}{2}+25$$

Tā te mea he rite te tauraro o \frac{1159}{2} me \frac{40}{2}, me tāpiri rāua mā te tāpiri i ō raua taurunga.

$$\frac{1159+40}{2}+25$$

Tāpirihia te 1159 ki te 40, ka 1199.

$$\frac{1199}{2}+25$$

Me tahuri te 25 ki te hautau \frac{50}{2}.

$$\frac{1199}{2}+\frac{50}{2}$$

Tā te mea he rite te tauraro o \frac{1199}{2} me \frac{50}{2}, me tāpiri rāua mā te tāpiri i ō raua taurunga.

$$\frac{1199+50}{2}$$

Tāpirihia te 1199 ki te 50, ka 1249.

$$\frac{1249}{2}$$

Tauwehe

$$\frac{1249}{2} = 624\frac{1}{2} = 624.5$$