Whakaoti i te 978-985/978*100

$$\frac{ 978-985 }{ 978 } \times 100$$

Aromātai

$$-\frac{350}{489}\approx -0.715746421$$

Ngā Upane Otinga

Tangohia te 985 i te 978, ka -7.

$$\frac{-7}{978}\times 100$$

Ka taea te hautanga \frac{-7}{978} te tuhi anō ko -\frac{7}{978} mā te tango i te tohu tōraro.

$$-\frac{7}{978}\times 100$$

Tuhia te -\frac{7}{978}\times 100 hei hautanga kotahi.

$$\frac{-7\times 100}{978}$$

Whakareatia te -7 ki te 100, ka -700.

$$\frac{-700}{978}$$

Whakahekea te hautanga \frac{-700}{978} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 2.

$$-\frac{350}{489}$$

Tauwehe

$$-\frac{350}{489} = -0.7157464212678937$$