Whakaoti i te 09-70%*125X*63%div(30%*125X+5%*125X)=

$$09 - 70 \% \times 125 X \times 63 \% \div ( 30 \% \times 125 X + 5 \% \times 125 X ) =$$

Aromātai

$$-\frac{63}{50}=-1.26$$

Ngā Upane Otinga

Whakareatia te 0 ki te 9, ka 0.

$$0-\frac{\frac{70}{100}\times 125X\times \frac{63}{100}}{\frac{30}{100}\times 125X+\frac{5}{100}\times 125X}$$

Whakahekea te hautanga \frac{70}{100} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 10.

$$0-\frac{\frac{7}{10}\times 125X\times \frac{63}{100}}{\frac{30}{100}\times 125X+\frac{5}{100}\times 125X}$$

Tuhia te \frac{7}{10}\times 125 hei hautanga kotahi.

$$0-\frac{\frac{7\times 125}{10}X\times \frac{63}{100}}{\frac{30}{100}\times 125X+\frac{5}{100}\times 125X}$$

Whakareatia te 7 ki te 125, ka 875.

$$0-\frac{\frac{875}{10}X\times \frac{63}{100}}{\frac{30}{100}\times 125X+\frac{5}{100}\times 125X}$$

Whakahekea te hautanga \frac{875}{10} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 5.

$$0-\frac{\frac{175}{2}X\times \frac{63}{100}}{\frac{30}{100}\times 125X+\frac{5}{100}\times 125X}$$

Me whakarea te \frac{175}{2} ki te \frac{63}{100} mā te whakarea taurunga ki te taurunga me te tauraro ki te tauraro.

$$0-\frac{\frac{175\times 63}{2\times 100}X}{\frac{30}{100}\times 125X+\frac{5}{100}\times 125X}$$

Mahia ngā whakarea i roto i te hautanga \frac{175\times 63}{2\times 100}.

$$0-\frac{\frac{11025}{200}X}{\frac{30}{100}\times 125X+\frac{5}{100}\times 125X}$$

Whakahekea te hautanga \frac{11025}{200} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 25.

$$0-\frac{\frac{441}{8}X}{\frac{30}{100}\times 125X+\frac{5}{100}\times 125X}$$

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

$$0-\frac{\frac{441}{8}X}{\frac{3}{10}\times 125X+\frac{5}{100}\times 125X}$$

Tuhia te \frac{3}{10}\times 125 hei hautanga kotahi.

$$0-\frac{\frac{441}{8}X}{\frac{3\times 125}{10}X+\frac{5}{100}\times 125X}$$

Whakareatia te 3 ki te 125, ka 375.

$$0-\frac{\frac{441}{8}X}{\frac{375}{10}X+\frac{5}{100}\times 125X}$$

Whakahekea te hautanga \frac{375}{10} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 5.

$$0-\frac{\frac{441}{8}X}{\frac{75}{2}X+\frac{5}{100}\times 125X}$$

Whakahekea te hautanga \frac{5}{100} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 5.

$$0-\frac{\frac{441}{8}X}{\frac{75}{2}X+\frac{1}{20}\times 125X}$$

Whakareatia te \frac{1}{20} ki te 125, ka \frac{125}{20}.

$$0-\frac{\frac{441}{8}X}{\frac{75}{2}X+\frac{125}{20}X}$$

Whakahekea te hautanga \frac{125}{20} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 5.

$$0-\frac{\frac{441}{8}X}{\frac{75}{2}X+\frac{25}{4}X}$$

Pahekotia te \frac{75}{2}X me \frac{25}{4}X, ka \frac{175}{4}X.

$$0-\frac{\frac{441}{8}X}{\frac{175}{4}X}$$

Me whakakore tahi te X i te taurunga me te tauraro.

$$0-\frac{\frac{441}{8}}{\frac{175}{4}}$$

Whakawehe \frac{441}{8} ki te \frac{175}{4} mā te whakarea \frac{441}{8} ki te tau huripoki o \frac{175}{4}.

$$0-\frac{441}{8}\times \frac{4}{175}$$

Me whakarea te \frac{441}{8} ki te \frac{4}{175} mā te whakarea taurunga ki te taurunga me te tauraro ki te tauraro.

$$0-\frac{441\times 4}{8\times 175}$$

Mahia ngā whakarea i roto i te hautanga \frac{441\times 4}{8\times 175}.

$$0-\frac{1764}{1400}$$

Whakahekea te hautanga \frac{1764}{1400} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 28.

$$0-\frac{63}{50}$$

Tangohia te \frac{63}{50} i te 0, ka -\frac{63}{50}.

$$-\frac{63}{50}$$

Tauwehe

$$-\frac{63}{50} = -1\frac{13}{50} = -1.26$$