Instructional Video29:53
Curated Video

Problem solving with ratios

Pre-K - Higher Ed
Pupil outcome: I can use my knowledge of ratio to solve problems. Key learning points: - It is important to preserve the relationship between the parts of a ratio. - Changing this relationship would change the ratio. - Painting, cooking...
Instructional Video29:16
Curated Video

Compound measures for speed

Pre-K - Higher Ed
Pupil outcome: I can use compound measures for speed. Key learning points: - Average speed can be calculated by dividing the distance travelled by the time taken. - The units for time and distance determine the units for speed. - By...
Instructional Video34:45
Curated Video

Checking and further securing understanding of direct proportion in context

Pre-K - Higher Ed
Pupil outcome: I can recognise direct proportion in a range of contexts, including compound measures. Key learning points: - Direct proportion can be used in a number of contexts, for example in currency conversion. - Proportional...
Instructional Video35:00
Curated Video

Problem solving with algebraic ratios

Pre-K - Higher Ed
Pupil outcome: I can use my knowledge of ratio to solve problems. Key learning points: - It is important to preserve the relationship between the parts of a ratio. - There is a functional relationship between the quantities in a ratio. -...
Instructional Video2:34
Curated OER

Finding Unit Ratios

5th - 8th
Duane Habecker demonstrates how he determines the unit ratio for each stick in a pack of gum. He does do a good job defining what a unit ratio is, but fails to follow through on explaining why the denominator needs to be equal to 1 and...