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Students solve mathematical problems involving distance, and identify parts of an algebraic expression.

Students show or explain how two different fraction numbers can represent the same fraction.

Students round given decimal numbers to the nearest tenths, hundredths, and thousandths and identify possible original numbers from rounded numbers.

Students order fractions from smallest to greatest, and work out fractions of an amount.

Students order a range of fractions on a number line.

Students show where different fractions are positioned on a number line.

Students convert percentages to decimal numbers.

Students match given fractions to images of milk bottles to show how full each bottle is.

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

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

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

Students estimate a multiplication problem, share their methods, discuss the rounding method, and then do more estimation problems using rounding.

Students estimate a multiplication problem, share their methods, discuss the front-end method, and then do more problems using front-end.

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

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

Students estimate a subtraction problem, share their methods, discuss the rounding one number method, and then do more problems by rounding one number.

This task requires students to show how to estimate numbers of items in some multiplication problems using any acceptable estimation strategy.

Students estimate a division problem, share their methods, discuss the nice numbers and factors method, and then do more problems using nice numbers and factors.

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.

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

Students calculate the repair charges of two different garages, graph them, and explain the results.