Multiplying and dividing a number by 10, 100 and 1,000 including bridging 1

Maths

In this unit pupils will explain the effect of multiplying and dividing a number by 10, 100 and 1,000 and use their knowledge of multiplying decimal fractions by whole numbers to solve measures problems. In the future unit pupils will apply memorised unit conversions to convert between units of measure. They will solve measures problems involving different units including imperial units.

In the prior unit pupils calculated with decimal numbers using column addition and subtraction. In this unit pupils will explain the effect of multiplying and dividing a number by 10, 100 and 1,000 and use their knowledge of multiplying decimal fractions by whole numbers to solve measures problems.

Calculating with decimal fractions

One-{{ }} is one part in one thousand equal parts.

Six made one-hundredth times the size is equal to ___

Which of the following is the odd one out?

Sofia is thinking of a number. Her number is one thousand times the size of 0.7  What is her number?

Lucas is thinking of a number. His number is one hundredth times the size of 7 What is his number?

When a number is divided by one hundred, the digits are moved {{ }} place value places to the right.

Use the Gattegno chart to complete the sentence.
1 is {{ }} times larger than 0.001

Use the Gattegno chart to complete the sentence.
0.001 is {{ }} times smaller than 0.1

Match the division expression to its equivalent multiplication expression.

Starter Quiz