Ratio and proportion

Subject: Mathematics

Grade: Upper Primary

Publisher: YDP

Resource types: Whiteboard presentation

Resource ID: j1146
Description:

At the end of this activity, students should be able to:
– write the ratio of two values
– understand and use division into two parts in a given ratio
– write the ratio of three values
– understand and use division into three parts in a given ratio
– solve simple problems connected with the ratio of two values
– solve simple problems connected with a proportion.

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Ratio and proportion Class activity

Consists of...
The ratio of two va... Animation The ratio of perime... Whiteboard exercise The ratio 1 : 2 Whiteboard exercise Division of a segment Animation Segment divided int... Whiteboard exercise Pink paint Whiteboard exercise The ratio of three ... Animation Balls in the boxes Whiteboard exercise The ratio of three ... Whiteboard exercise Division into three... Animation Dividing 450 euro i... Whiteboard exercise Proportions Animation Finding the perimet... Whiteboard exercise Proportions – sug... Whiteboard exercise Proportions – sug... Whiteboard exercise

Relevant to...

Primary School

Upper Primary (Grades 4-6)

Mathematics

Numbers and the Number System (1)

11. Ratio and proportion

YDP SA

Keywords

numbers, division, ratio, proportion, Ratio and proportion

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