Or search by topic
There are 14 NRICH Mathematical resources connected to NC-ProblemSolvingAS-R1-Y3, you may find related items under NC.
Broad Topics > NC > NC-ProblemSolvingAS-R1-Y3Can you find all the ways to get 15 at the top of this triangle of numbers? Many opportunities to work in different ways.
In this game for two players, the idea is to take it in turns to choose 1, 3, 5 or 7. The winner is the first to make the total 37.
How could you arrange at least two dice in a stack so that the total of the visible spots is 18?
Take three consecutive numbers and add them together. What do you notice?
Use your addition and subtraction skills, combined with some strategic thinking, to beat your partner at this game.
Tim had nine cards each with a different number from 1 to 9 on it. How could he have put them into three piles so that the total in each pile was 15?
There is a clock-face where the numbers have become all mixed up. Can you find out where all the numbers have got to from these ten statements?
Four bags contain a large number of 1s, 3s, 5s and 7s. Can you pick any ten numbers from the bags so that their total is 37?
A game for two people, or play online. Given a target number, say 23, and a range of numbers to choose from, say 1-4, players take it in turns to add to the running total to hit their target.
The value of the circle changes in each of the following problems. Can you discover its value in each problem?
Lolla bought a balloon at the circus. She gave the clown six coins to pay for it. What could Lolla have paid for the balloon?
Use these four dominoes to make a square that has the same number of dots on each side.
Use the 'double-3 down' dominoes to make a square so that each side has eight dots.
An investigation involving adding and subtracting sets of consecutive numbers. Lots to find out, lots to explore.