Ratio and proportion

Subject: Mathematics

Grade: Upper Primary

Publisher: YDP

Resource types: Whiteboard presentation

Resource ID: j1811
Description:

At the end of this activity, students should be able to:
– identify quantities of the same kind
– write the ratio of two quantities
– reduce a proportion to its simplest form
– understand the connection between a proportion and a fraction
– do more difficult calculations involving proportion, reducing data to common measurements.

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Ratio and proportion Class activity

Consists of...
The ratio of two nu... Animation A greyhound and a hare Whiteboard exercise Ratio of two numbers Whiteboard exercise Quantities of the s... Animation Quantities of the s... Whiteboard exercise The same units Animation Units of the same kind Whiteboard exercise The greyhound and t... Animation Ratio of two quanti... Simulation Ratio of two quanti... Whiteboard exercise Ratio of two quanti... Whiteboard exercise Average speed Animation Ratio of two quanti... Whiteboard exercise How do we calculate x? Animation Equality of two rat... Whiteboard exercise The equality of two... Animation Equality of two rat... Whiteboard exercise School history comp... Whiteboard exercise School maths compet... Whiteboard exercise Problems involving ... Whiteboard exercise More difficult prob... Whiteboard exercise

Relevant to...

Primary School

Upper Primary (Grades 4-6)

Mathematics

Numbers and the Number System (2)

53. Ratio and proportion

YDP SA

Keywords

numbers, ratio, proportion, quantity, Ratio and proportion

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