When we multiply or divide by 10, 100, 1000 we use a grid which shows the place value of the number. First we need to draw a place table grid. Then write our number in it. Remember, the most important thing is to put the numbers in the correct column. Place Value 1 2 3 4 5 6 7 8 9 1000’s 100’s 10’s 1’s 10 000’s 1/10 1/100 1/1000 8 4 7 5 2 9 5 7 1 2 9 8 6 1 4 40 000 400 4/10 5 000 50 2/100 9 000 6 1000

Place Value: 1000’s 100’s 10’s 1’s 10 000’s 1/10 1/100 1/1000 7 5 7 5 Multiplying By Powers of 10 7 5 7 5 7 5 5 7 1000’s 100’s 10’s 1’s 10 000’s 1/10 1/100 1/1000 Dividing By Powers of 10 7 4 4 7 4 7 4 7

Place Value: 1000’s 100’s 10’s 1’s 10 000’s 1/10 1/100 1/1000 4 5 1 6 Multiplying By Powers of 10 4 5 1 6 4 5 1 6 4 5 1 6 5 1 6 4 1000’s 100’s 10’s 1’s 10 000’s 1/10 1/100 1/1000 Dividing By Powers of 10 8 2 3 8 2 3 8 2 3 8 2 3

1000’s 100’s 10’s 1’s 10 000’s 1/10 1/100 1/1000 Multiplying By Powers of 10 4 5 1 6 4 5 1 6 4 5 1 6 5 1 6 4 1000’s 100’s 10’s 1’s 10 000’s 1/10 1/100 1/1000 Dividing By Powers of 10 8 2 3 8 2 3 8 2 3 8 2 3