Pāngarau

tau ā-ira

decimal number

tūingoa

WHAKAMĀRAMA

Ko ngā tau e whai hautanga ā-ira ana. Arā, e rua ngā wāhanga o tēnei momo tau. Ki te taha mauī o te ira te wāhanga tauoti, ki te taha matau te wāhanga hautau ā-ira.

Numbers that contain a decimal fraction. There are two parts to the number. On the left of the decimal point is the whole number component, on the right is the decimal fraction component.

Tauira KŌrero

Hurihia ēnei tau ā-ira hei tau hanumi.

Tuhia ngā tau ā-ira nei kia noho rārangi mai ai ngā ira – tētahi ki raro i tētahi.

Rohaina ēnei tau ā-ira.

WhakamĀrama Āpitihanga

Koia nei ngā wāhanga e rua o te tau ā-ira:

E tino whakamahia ana te tau ā-ira hei whakaatu i te moni, me ngā momo inenga pērā i te tawhiti me te taumaha. Hei tauira:

Hei whakaatu i ngā uara tū o ngā mati o tētahi tau ā-ira:

Me pēnei te whakahua i tētahi tau ā-ira: 3.56 – ‘toru ira rima ono’. Kaua e pēnei te whakahua: ‘toru ira rima tekau mā ono’. Kāore te ‘5’ e tohu ana i te tekau, kāore hoki te ‘6’ e tohu ana i te tahi. Nō reira, kia motuhake te whakahua i ia mati o roto i te wāhanga hautau o tētahi tau ā-ira.

He kōwhiuwhiu tau tēnei rauemi. E whakaaturia ana te tau ā-ira 46.5:

Tauira KŌrero

Hurihia ēnei tau ā-ira hei tau hanumi.

Tuhia ngā tau ā-ira nei kia noho rārangi mai ai ngā ira – tētahi ki raro i tētahi.

Rohaina ēnei tau ā-ira.

WhakamĀrama Āpitihanga