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This practical task involves students making estimates of sets of items and demonstrating their method(s) of estimation.

This task requires students to estimate some addition problems using any appropriate method.

This practical task involves students making best estimates of sets of items and clearly demonstrating their method(s) of estimation.

Students estimate an addition problem, share their methods, discuss the averaging method, and then do more problems using averaging.

Students estimate the sum of a number of fractions.

In this practical task, students are to estimate the cost of meals ordered from a menu. The teacher reads out the meals and students show the steps in their estimations.

In this task students decide which people are estimating and which are not, and explain their reasoning.

Students discuss making an initial estimate in addition problems using the front-end method followed by compensation to get a more accurate estimate. They then use this method on two addition problems.

Students calculate percentages of whole numbers.

Students calculate multiplication problems.

Students calculate fractions of a given number of marbles.

Students express proportions as percentages and calculate percentages.

Students use rates to solve word problems involving cooking and preserving.

Students answer multiple choice questions about finding percentages of a whole number, and express a quantity as a percentage of another.

Students answer addition and subtraction questions about attendance at an art show.

Students express a distance as a percentage of the distance of a whole journey, and calculate percentages or fractions of parts of the journey.

Students solve addition story problems involving numbers of different magnitude to explore their place value understanding.

Students solve subtraction story problems and show their strategies.

Students work out what fractions of shapes have been shaded.

Students add and subtract fractions to work out fractions of food.

Students show how to solve some subtraction problems.

Students use percentages to calculate heights of a building from the total height. They then explain how to calculate another percentage.

This task requires students to show how to calculate multiplication problems with multi-digit numbers.

Students find and show given fractions of shapes and sets of counters.