Additive thinking resources

Students estimate the sum of a number of fractions.

Students calculate the changes to an account balance after two withdrawals and a deposit.

Students add up the times for a number of exercises to get the total.

Students work out starting and finishing times, and how long events take.

Students calculate the distance around three different sized gardens.

Students calculate the numbers of pieces of fruit and vegetables divided evenly into bags, and any remainder.

Students decide which children are estimating and which are not, and explain their reasoning.

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

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.

Students answer questions involving adding and subtracting fractions of cake.

Students use prices of vegetables to perform all four arithmetic operations on decimal numbers.

Students add fractions with different denominators.

Students answer questions involving adding and subtracting fractions of food.

Students use a number line to show how to solve whole number addition and subtraction problems.

Students solve number problems involving the addition and subtraction of fractions.