A multiple is the result of multiplying a number by another whole number.

A digit is one of the symbols of a number system. In our number system we use the digits 0, 1, 2, 3, 4, 5, 6, 7, 8 and 9

A placeholder is where we use the digit zero to hold a place in a number and maintain place value.

Explain the relationship between multiplying a number by 100 and multiples of 100

Maths

In this unit pupils will explain the relationship between multiplying and dividing a number by 10 and multiples of 10.  In the future unit pupils will describe represent and order tenths as decimal fractions. They will round decimal numbers with tenths to the nearest whole number.

In the prior unit pupils used knowledge of the distributive law to calculate products beyond known times tables facts. In this unit pupils will explain the relationship between multiplying and dividing a number by 10 and multiples of 10. 

Understand what happens when a number is multiplied or divided by 10 and 100

What is the missing factor in the equation?
{{ }} × 100 = 800

All multiples of one hundred have both a tens and ones digit of zero. True or False?

Jars of marbles contain 100 marbles altogether. There are 4 jars in the classroom. Which equation shows how many marbles are in the classroom altogether?

Tick the numbers that are multiples of 100

True or false: All multiples of one-hundred have a digit greater than zero in the hundreds.

What number is being shown on the Gattegno chart?

Which of these numbers is a multiple of 10?

What is the missing number in the following equation? 23 = {{ }} ÷ 10

Packs of pencils contain 10 pencils. There are 11 packs. Which equation shows how many pencils there are?

True or false: To find one-tenth times the size, divide by ten.

Starter Quiz