Cube Week 3

Multiplication

WALT: Multiply tens, hundreds and thousands

Multiplying tens, hundreds and thousands

Take a look at the place value chart

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What do you notice about the numbers on the left?

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What do you notice about the numbers on the right?

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What is the value of the 7 if it is in the hundreds column?

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What is the value of the 7 if it is in the millions column?

Task:

1. Read these to your partner and then say and write down the answer:
1. 10 x 1000
2. 100 x 1000
3. 10 x 10 x 10

2. a) Divide 600 by 10 and then by 10 again. What number in total have you divided by?

b) Divide 7000 by 10 then by 10 again and then by 10 again. What number in total have you divided by?

Task:

3. a) In the chart on the first page, how much bigger is the 7 in the hundreds place than the 7 in the ones place?

b) How much bigger is the 7 in the ten thousands place than the 7 in the tens place?

c) How much smaller is the 7 in the hundreds place than the 7 in the millions place?

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Task:

4. What goes in each line?

1. 10 x ______ = 100
2. 100 x ______ = 10,000
3. 1000 x _________ = 10,000
4. _______ x 10 = 1000
5. ________ x 100 = 100,000
6. 100 x _______________ = 1,000,000

Example:

40 x 100 = 4 x 10 x 100

= 4 x 1,000

= 4,000

Task:

5. Find the answers to these:

1. 50 x 100 =
2. 70 x 1000 =
3. 30 x 100 =
4. 300 x 100 =
5. 20 x 50 =
6. 60 x 50 =
7. 400 x 100 =
8. 50 x 80 =

Task:

6. Find the answer to these:

1. 100 divided by 10 =
2. 1000 divided by 10 =
3. 10,000 divided by 100 =
4. 100,000 divided by 10 =
5. 100,000 divided by 100 =
6. 1,000,000 divided by 100 =

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Fill in the answers on the Multiplication Grid