# PROBLEM SOLVING DOUBLING AND HALVING KS2

Bits of Things Age 5 to 7 What happens when you split an object or a few objects into different piles? Age 5 to 7 Challenge Level: Visualising at KS1 Age 5 to 7 These lower primary tasks all specifically draw on the use of visualising. You’ll find money, length and time here. Multiplication and Division KS1 Age 5 to 7 The tasks in this collection encourage lower primary children to look deeper at multiplication and division.

Problems 4 — 6 have the box on the left hand side of the equation, and involve students working in reverse. Asks students to solve problems using doubling and halving, and trebling and thirding strategy. A simple visual exploration into halving and doubling. Te Kete Ipurangi Navigation: The answers to question 10 suggests that students check their answers with others in their group, and explain why they think certain problems are easier or not easier using tripling and thirding etc.

Difficulties with Division Age 5 to 11 This article for teachers looks at how teachers can use problems from the NRICH site to help them teach division.

## More doubling and halving word problems

Try these activities to find out! Baskets Age 3 to 5 Counting reliably Solving problems, including doubling, halving and sharing. Halving the Triangle Age 16 to 18 Solvving Level: Here are some challenges that you can work on and then see if you can convince someone that your solutions are right!

Age 3 to 7 This article, written by Dr. Geoboards Age 5 to 11 This feature brings together activities which make use of a geoboard or pegboard.

TUGAS ESSAY UB

# Doubling and halving | nzmaths

This is essential introductory algebra to build understanding of the language of mathematics. The answers to question 10 suggests that students check their answers with others in their group, and explain why they think certain problems are easier or not easier using tripling and thirding etc. This could prove tricky for some students.

Which of these pocket money systems would you rather have? Multiplication and Division KS1 Age 5 to 7 The tasks in this collection encourage lower primary children to look deeper at multiplication and division.

Adding and Taking Away Age 5 to 7 In these activities, you solvving practise your skills with adding and taking away. Asks students to solve problems using doubling and halving, and trebling and thirding strategy. Students are also introduced to the concept of proof. This activty involves using proportional adjustment to solve multiplication problems.

To support this aim, members of the NRICH team work in a wide range of capacities, including providing professional development for teachers wishing to embed rich mathematical tasks into everyday classroom practice. This task offers opportunities to subtract fractions using A4 paper. Teaching should also cover znd where the missing number is double one of halvung other numbers, and tripling and thirding too.

Multiplication and Division Age 5 to 7 These lower primary tasks will help you to think about multiplication and division. Doubling and halving, and trebling and thirding can be used to make multiplication problems easier to solve.

PGI CHANDIGARH THESIS

Generalise properties of multiplication and division with whole numbers. This activity focuses on doubling multiples of five. These pictures were made by starting with a square, finding the half-way point on each side and joining xoubling points up. Asks students to solve problems using doubling and halving. Sokving and Paste Doubling and halving bingo 23KB. Number Stage 2 Age 5 to 7 Challenge Level: Bits of Things Age 5 to 7 What happens when you split an object or a few objects into different piles?

Start with 1 x n, and double and halve from there. This is then repeated with letters. They may need to be taught what a mind map is and what it looks like.

Students who do douhling read this instruction could find they cannot do them, unless they assume that they have been doubled and halved. This article for teachers looks at how teachers can use problems from the NRICH site to help them teach division.

Draw any triangle PQR. Think Plan Communicate Mathematically Age 5 to Try adding fractions using A4 paper.

Pocket Money Age 11 to 14 Challenge Level:

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