# Multiply and divide by 10, 100 and 1000 involving decimals

## Lesson details

### Key learning points

1. In this lesson, we will learn the procedure for multiplying and dividing numbers by 10, 100 and 1000.

### Licence

This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.

## Video

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## Worksheet

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## Starter quiz

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### 4 Questions

Q1.
What is the relationship between one hundredth and one thousandth?
One thousandth is one thousand times smaller than one hundredth
One thousandth is ten times larger than one hundredth
Correct answer: One thousandth is ten times smaller than one hundredth
Q2.
If one bead on a bead string represents one thousandth, how many beads would you need to represent one?
Q3.
When you are comparing the decimal numbers 1.234 and 1.256, which place value column is the most important to decide which is the largest?
The ones
The tenths
The thousandths
Q4.
If I am representing the decimal number 3.609 using place value counters, which place value column will be empty?
The hundreds column
The ones column
The tenths column

## Exit quiz

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### 5 Questions

Q1.
Which number is ten times smaller than 80?
70
800
90
Q2.
Which number is ten times greater than eight hundred and forty?
8004
8040
84
840
Q3.
Here is a regular decagon (10 sided shape). Work out the perimeter of the decagon.
0.042 cm
0.42 cm
420 cm
Q4.
What is the missing number?
1
10
100