Year 11 · Mathematics · Lesson 23

hovtal

Ratio and Proportion — Express ratio and scale.

Grammar point

Ratio is spoken with til between the terms: tva til þri.

Vocabulary

hov

/hoːv/

ratio

skal

/skaːl/

scale

prosent

/proˈsent/

per hundred

voks

/voks/

to increase

fall

/falː/

to decrease

jamn

/jamn/

proportional

Examples

korn ok vatn tva til þri hov-a þar.

Grain to water is two to three.

vekt tin prosent voks-en rekord.

The weight rose ten per cent (recorded).

Drills

  • Write six ratios from real quantities.
  • Convert three ratios to percentages.