# NRICH PROBLEM SOLVING PLACE VALUE

This is not to say that young children will not also have an awareness of much larger numbers. Can you find the chosen number from the grid using the clues? Watch our videos of multiplication methods that you may not have met before. In the multiplication calculation, some of the digits have been replaced by letters and others by asterisks. A game to be played against the computer, or in groups. My ones digit is twice my tens digit.

In how many different ways can you do it? Two Spinners Age 5 to 7 Challenge Level: All 5 to 11 7 to 14 11 to 16 14 to 18 Challenge level: Register for our mailing list. Largest Even Age 5 to 7 Challenge Level: Investigate which numbers make these lights come on.

Young children can usually ‘read’ two-digit numbers long before they understand the effect the placement of each digit has on its numerical value.

Can you figure p,ace what they were? Multiply Multiples 1 Age 7 to 11 Challenge Level: Age 5 to 11 Challenge Level: Start by putting one million 1 into the display of your calculator.

A sense of ten Ten-frames are two-by-five rectangular frames into which counters are placed to illustrate numbers less than or equal to ten, and are therefore very useful devices for developing number sense within the context of ten. Reach Age 7 to 14 Pplace Level: Can you make sense of them? Dicey Addition Age 5 to 11 Challenge Level: Balance Power Age 11 to 18 Challenge Level: Once again a similar approach with Cuisenaire rods, Numicon or Hungarian number pictures would be equally appropriate.

DAPHNE KOLLER PHD THESIS

## Place Value KS2

Four-digit Targets Age 7 to 11 Challenge Level: For example, a 5 year-old might be able to correctly read 62 as sixty-two and 26 as twenty-six, and even know which number is larger, without understanding why the numbers are of differing values.

Can you work out probem Choose four different digits from and put one in each box so that the resulting four two-digit numbers add to a total of Each child in Class 3 took four numbers out of the bag.

Multiply Multiples 1 Age 7 to 11 Challenge Level: Can you get close to than your partner? All 5 to 11 7 to 14 11 to 16 14 to 18 Challenge level: Can you work out some different ways to balance this equation? Register for our mailing list. Reasoned Rounding live Age 7 to 14 Challenge Level: Marion Bond recommends that children should be allowed to use ‘apparatus’, so that they can physically handle the numbers involved in their calculations, for longer, or across a wider ability band.

Subtraction Surprise Age 7 to 14 Challenge Level: My digits add pproblem to an even number.

# Place Value: the Ten-ness of Ten :

Dicey Operations Age 11 to 14 Challenge Level: It is also noticeable that there are five empty boxes remaining, in a similar shape to the full boxes.

CONTOH MENULIS ESSAY TEMA AKU DAN BANGSAKU

Use two dice to generate two numbers with one decimal place.

valur Nowadays the calculator is very familiar to many of us. Diagonal Sums Age 7 to 11 Challenge Level: All the Digits Age 7 to 11 Challenge Level: What’s the smartest way to do it?

Making Sense of Positives and Negatives Age 11 to 14 This article suggests some ways of making sense of calculations involving positive and negative numbers. I Do and I Understand Age 5 to 7 Marion Bond recommends that children should be allowed to use ‘apparatus’, so that they can physically handle the numbers involved in their calculations, for longer, or across a wider ability band.

Can you work out some different ways to balance this proble,

Pupils’ Recording or Pupils Recording Age 5 to 14 This article, written for teachers, looks at the different kinds of recordings encountered in Primary Mathematics lessons and the importance of not jumping to conclusions! A 2-Digit number is squared.