Number Strategies resources

Students answer questions involving adding and subtracting fractions of food.

Students show how they perform an addition and a subtraction problem, and write their own subtraction story problem.

Students compute how much each of two people get when given amounts are divided according to given ratios in a variety of contexts.

Students recommend which store offers the cheapest product based on calculations of percentage increase or decrease, and fully justify their answers.

Students answer questions about total cost, cheapest, most expensive, and the maximum number of books that can be bought. Book prices are decimal numbers.

Students decide if a percentage statement is correct and explain their answer.

Students answer questions involving finding fractions in story problems about marbles and write their answer in its simplest form.

Students calculate percentages of whole numbers and convert fractions to percentages.

Students show how to solve some subtraction problems.

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

Students answer questions about time and average speed given a rate of walking.

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

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

Students identify the least number of coins needed to make up specified amounts of money.

Students show how to divide given amounts into the number of groups of a given size.

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

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

Students select the best estimate for division and multiplication problems involving stamps, money, and baskets of pinecones.

Students calculate an exact square root and estimate approximate square roots by finding the length of the square flower bed of a given area, and give an explanation for their answers.

Students calculate times and speeds of scouts on a cycling tour.

Students show how they would carry out estimation of multiplication tasks.

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

This practical task requires students to determine the number of different coloured beads needed to thread onto a necklace by interpreting different percentages.