Multiplying by 10

1. Multiplying by 10 PowerPoint Written by James Starbuck 2006

2. Thousands Hundreds Tens Units Tenths Hundredths 5 2 9 To multiply by 10 all the digits move one space to the left.

3. Thousands Hundreds Tens Units Tenths Hundredths 2 5 9 0 To multiply by 10 all the digits move one space to the left.

4. Multiplying by 100

5. Thousands Hundreds Tens Units Tenths Hundredths 5 9 2 0 To multiply by 100 all the digits move two spaces to the left.

6. Division by 10

7. Thousands Hundreds Tens Units Tenths Hundredths 5 2 9 To divide by 10 all the digits move one space to the right.

8. Thousands Hundreds Tens Units Tenths Hundredths 2 9 5 To divide by 10 all the digits move one space to the right.

9. Division by 100

10. Thousands Hundreds Tens Units Tenths Hundredths 5 2 9 To divide by 100 all the digits move two spaces to the right.

11. Thousands Hundreds Tens Units Tenths Hundredths 9 0 To divide by 100 all the digits move two spaces to the right.

12. Get your whiteboard!

14. 0.05 0.8 3.2 12 Red Blue Green Yellow/White Answers 0.5 8.0 32 120 X10

15. 0.18 1.2 5.67 25 Red Blue Green Yellow/White Answers 1.8 12 56.7 250 X10

16. 2.34 3.24 1.8 2.3 Red Blue Green Yellow/White Answers 23.4 32.4 18 23 X10

17. 0.8 1.2 5 2 Red Blue Green Yellow/White Answers 80 120 500 200 X100

18. 4.23 1.25 5.1 0.23 Red Blue Green Yellow/White Answers 423 125 510 23 X100

19. 42 23 5 2 Red Blue Green Yellow/White Answers 4.2 2.3 0.5 0.2 Divide by 10

20. 532 234 32 21 Red Blue Green Yellow/White Answers 53.2 23.4 3.2 2.1 Divide by 10

21. 12.3 14.2 3.2 2 Red Blue Green Yellow/White Answers 1.23 1.42 0.32 0.2 Divide by 10

22. 532 234 320 210 Red Blue Green Yellow/White Answers 5.32 2.34 3.2 2.1 Divide by 100

23. 3.2 34.2 332.1 253 Red Blue Green Yellow/White Answers 0.032 0.342 3.321 2.53 Divide by 100

24. Well Done Everyone!