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Students calculate the quantity and time taken for pages to be printed on a computer printer from the rate at which it prints.

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

Students answer questions using a fraction as an operator to find the fraction quantities.

Students answer questions involving finding how many of one fraction goes into another fraction.

Students find the sum of a number of given decimal weights of objects or the post.

Students show how to divide 3-digit whole numbers into equal sized groups and identify any remainder.

Students explain multiplication estimation methods used to solve word problems.

Students estimate the sum of a number of fractions.

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

Students show how to calculate maths problems involving fractions as a part and as a whole.

Students answer questions involving adding and subtracting fractions of cake.

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

Students find fractions of numbers of different farm animals and put them in their simplest form.

Students convert heights of a building into the percentage of the given total height, explaining how they solved some conversions. Assessment focus is on how they calculate these heights and what strategies they use.

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 display their knowledge of algorithms by filling in missing digits for some computations.

Students to show how to calculate problems that involve rates and ratios.

Students identify fractions that are greater than a half, explain their reasoning, and identify how far from half some fractions are.

Students calculate the number of containers needed for given amounts of fruit for a recipe.

Students identify fractions that are greater than one, explain their reasoning and identify how far from one some fractions are.

Students work out fractional values of whole numbers in a range of contexts and show their working.

Students to show how they estimate in some addition problems.

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.