Additive thinking resources

Students convert units of weight - grams and kilograms - to answer questions a range of food items.

Students calculate the perimeter of a range of 2-dimensional shapes.

Students find the biggest and smallest numbers from a list of positive and negative numbers. They add, subtract and multiply using these numbers.

This task is about subtracting with different parts of the equation missing.

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

Students demonstrate their understanding of place value by identifying numbers shown in a shape-based number system.

Different selections are made from a canteen menu that will cost a given amount. An extension activity is given that asks for all possible combinations to be found.

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

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

Students answer questions involving adding and subtracting fractions of food.

Students work out how much time some bus trips take.

Students use addition and subtraction to calculate the changing balance in a students back account.

Students complete a timetable by adding on the time taken for each task.

Students conduct a practical, statistical investigation. They decide on a Topic and question, conduct the survey, complete the tally chart, construct a bar graph of the major ideas and make statements about the results.

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

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

Students solve subtraction maths problems and show their strategy for working it out.

Students solve addition maths problems and show their strategy for working it out.

Students work out the smallest and largest amounts of coins and notes in a piggy bank from statements about the number and type of money.

Students estimate the sum of a number of fractions.

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

Students answer questions involving adding and subtracting fractions of cake.

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

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

Students write down an explanation of how the front-end estimation strategy works in addition problems to give information on their understanding of the strategy.