# MATHS PROBLEM SOLVING KS2 NRICH

Magic Vs Age 7 to 11 Challenge Level: Can you use what you’ve found out to predict the number for four red and two green? Table Patterns Go Wild! Can you discover its value in each problem? Are you surprised by the results? They are each holding a card with a number on it.

Dicey Addition Age 5 to 11 Challenge Level: These upper primary tasks all specifically draw on the use of visualising. On a digital clock showing 24 hour time, over a whole day, how many times does a 5 appear? Odd Squares Age 7 to 11 Challenge Level: Explore Alex’s number plumber. Each light in this interactivity turns on according to a rule. How about if I had five buttons?

This gives opportunities for different approaches.

Mystery Matrix Age 7 to 11 Solvng Level: Use your addition and subtraction skills, combined with some strategic thinking, to beat your partner at this game.

Can you use what you’ve found out to predict the number for four red and two green? Scroll down to see our complete collection of KS2 problems that require children to work systematically, or explore the two sub-collections focusing on important aspects of systematic working. Buying a Balloon Age 7 to 11 Challenge Level: Many opportunities to work in different ways.

CEDRIC EYSSETTE DISSERTATION

Choose two of the numbers to multiply or divide, then mark your answer on the number line. Fifteen Mahs Age 7 to 11 Challenge Level: What could Lolla have paid for the balloon?

# Patterns and Sequences KS2 :

Prooblem the maps to work out the number of points each of their routes scores. The numbers 2 were used to generate it with just one number used twice. Register for our mailing list.

Which of her domino pieces are missing? What do they mean?

# Problem-solving Skills :

Choose two of the numbers to multiply or divide, then mark your answer on the number line. Using the information given, can you replace the stars in the calculation with figures? Use the information to find out how many there were in the bag originally. A magician took a suit of thirteen cards and held them in his hand face down.

Working Systematically at KS2.

Curious Number Age 7 to 11 Challenge Level: Nine-pin Triangles Age 7 to 11 Mmaths Level: Fractional Wall Age 7 to 11 Challenge Level: Carrying Cards Age 7 to 11 Challenge Level: What happens when you enter different numbers? These eleven shapes each stand for nfich different number.

SABOTEUR HA JIN THESIS STATEMENT

Money Bags Age 5 to 11 Challenge Level: In this investigation we are going to count the number of 1s, 2s, 3s etc in numbers.

## Multiplication and Division KS2

How many different shaped boxes can you design for 36 sweets in one layer? Can you find all the ways to get 15 at the top oslving this triangle of numbers? What do you notice? One block is needed to make an up-and-down staircase, with one step up and one step down.

## Problem Solving

How Do You Do It? Where would be the best place for each child in the class to sit if they came in one at a time? Age 5 to 7 Trial and Improvement at KS1 These lower primary tasks could all be tackled using a trial and improvement approach.