KS2 Primary Maths Age 13-17 - Calculations: Multiplying and Dividing with Decimals - Explained

The video tutorial explains how dividing a number by 10 affects its digits, specifically how each digit moves one place to the right. The example used is 0.04, which becomes 0.004 after division. The tutorial also introduces a shortcut: moving the decimal point one place to the left to quickly find the answer. This method is explained as a result of the digits shifting to the right. The final answer is confirmed as 0.004, and the tutorial emphasizes understanding the movement of digits and the decimal point.

What happens to the digits when you divide a number by 10?

• They move one place to the left.

• They move one place to the right.

• They remain unchanged.

• They double in value.

In the number 0.04, where does the digit 4 move when divided by 10?

• To the tenths column

• To the units column

• To the hundredths column

• To the thousandths column

What is the final result of dividing 0.04 by 10?

• 0.0004

• 0.004

• 0.4

• 0.04

What is the shortcut for dividing a number by 10?

• Move the decimal point two places to the right.

• Move the decimal point one place to the right.

• Move the decimal point one place to the left.

• Move the decimal point two places to the left.

Why do we move the decimal point one place to the left when dividing by 10?

• Because the number becomes smaller.

• Because the digits move one place to the left.

• Because the digits move one place to the right.

• Because the number becomes larger.