**"Number patterns"**

## Grades 4 to 12 Table of Tables

*By toni On 3 July, 2019 · Leave a Comment*

What patterns do you notice in this table?

Continue the patterns to fill the empty squares.

Write a list describing all the patterns that you see.

What do you notice about the numbers on squares of the same colour?

Would the patterns continue for ever to […]

Can you find the chosen number from this square using the clues below?

1. The number is odd.

2. It is a multiple of three.

3. It is smaller than 7 x 4.

4. It has an even tens digit.

5. It is the greater of the two possibilities.

[…]

## LOWER SECONDARY A2 SEQUENCES AND PATTERNS

*By toni On 11 January, 2018 · Leave a Comment*

How to use beans, stones and other objects to form pattern sequences and to develop an understanding of algebraic formulas.

Click here to download a PDF with all you need to run your own professional development workshop.

## Grades 4 to 7 Magic of 37

*By toni On 21 November, 2017 · Leave a Comment*

First complete the number sentences by putting = + – x or ÷ in the boxes. Then explain why the pattern occurs.

Explore the pattern you get when you carry on these multiplications up to 37 × 54.

Click here for the Notes for Teachers.

Inspired by Jain www.jainmathemagics.com

## Grades 4 to 9 Magic Numbers

*By toni On 5 November, 2017 · Leave a Comment*

What patterns do you see in them?

Suppose you have to share 9872 gold coins between 8 people.

You give the coins out in thousands until there are less than 8000 left.

Then you give out one hundred at a time until there are less than 800, then […]

## Grades 6 to 9 TIMES NINE

*By toni On 13 October, 2017 · Leave a Comment*

Complete the calculations in the picture.

What do you notice?

To explain how the patterns of numbers arise:

Either multiply by (10 – 1) instead of multiplying by 9

or use the table below, first completing the calculations on each line.

## Grades 6 to 8 Beautiful Numbers

*By toni On 5 October, 2017 · Leave a Comment*

Work out the different numbers to replace the question marks.

What do you notice about the patterns in these calculations?

Can you explain why this pattern occurs?

## Grades 6 to 9 Prime Sieve

*By toni On 5 October, 2017 · Leave a Comment*

On the 100 square grid (download here):

Circle the number 2. Put a line through every multiple of 2 up to 100.

Circle the number 3. Put a line through every multiple of 3 up to 100.

Circle the number 5. Put a line through every multiple of 5 up to […]

## Grades 5 to 8 Multiple Patterns

*By toni On 5 October, 2017 · Leave a Comment*

Describe and explain this pattern.

What do you think the patterns for other multiples look like, for example multiples of 2 or 3 or 4 or 5?

Download this sheet and shade in the patterns of the multiples.

Why do you think that in each pattern […]

## Grades 9 to 12 Squares Pattern

*By toni On 4 August, 2017 · Leave a Comment*

This square of squares pattern has edge length 5 squares. You could make this pattern with 48 matchsticks.

Work out the number of edge squares and the number of lines (matchsticks) needed to make the pattern with: side length 6 side length 25 side length 100 side length n.

Click here […]

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