Dividing by 10 or 100 Now we’ve had a good look at place value here and here, we can go on to explore what happens when you divide or multiply by 10 or 100. Place value is all about 10s. Take the number 57. If we multiply by 10, it becomes 570. Now we […]

# Place Value: Hundreds, Tens and Units

When we write numbers out the position, or place value, of each number tells us something important. So if we have the number 57 we can think of 5 being in the ‘tens’ column and 7 being in the ‘units’ column shown in (a) below: a) Five tens or 5 x 10 or 50 and […]