The Big Splash

Purpose

The purpose of this activity is to engage students in using the information provided on tables and charts to solve a problem.

Achievement Objectives
GM4-4: Interpret and use scales, timetables, and charts.
Description of Mathematics

This activity ideally follows exploration and learning in the following areas. 

Click to show example questions for each heading

To solve this problem, the students may explore with numbers, or use visual representations. The approach should be chosen in sympathy with their skills and preferred method of solution.

Activity

On a high tide at St Clair Beach, waves can splash up and drench the footpath. Use the tide table below to work out which would be the best time, during the day, to see this happen on the next Sunday.


(Tide chart from Otago Daily Times, 29/10/2014)

The arithmetic approach  (show more)

  • The student is able to solve the problem, with guidance.

The conceptual approach  (show more)

  • The student is able to solve the problem, within the context given.

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