1. Welcome to
Jeopardy!

2. $100 $200 $300 $400 $500 Mixed Review Ordering Decimals Let’s Round
Expanded & Word Form
Mixed Review
Ordering Decimals
Let’s Round
Compare Decimals
Add & Subtract
$100
$200
$300
$400
$500 1 2 3 4

3. Write the following in standard form
Expanded & Word Form $100
Write the following in standard form
(8 x 1) + (2 x 1/10) + (1 x 1/100)

4. Write this number in expanded form
Expanded & Word Form $200
Write this number in expanded form
252.17

5. Write the following in word form:
Expanded & Word Form $300
Write the following in word form:

6. Expanded & Word Form $400
Write in expanded form

7. Write the following in standard & word form:
Expanded & Word Form $500
Write the following in standard & word form:
(6x1000) + (7x100) + (9x10) + (3x1) + (8x1/10) + 9x(1/100) + (7x1/1000)

8. Write a number that is 100 times as much as 650
Mixed Review $100
Write a number that is 100 times as much as 650
Daily Double!!

9. Mixed Review $200
What happens to the value of a digit when it is moved one place to the left?

10. Mixed Review $300
5 thousands = _____ ones

11. Write a decimal that is equivalent to 4.56
Mixed Review $400
Write a decimal that is equivalent to 4.56

12. Mixed Review $500 The fourth grade class will sponsor a mummy wrap
contest. Each mummy wrap will require
approximately four rolls of toilet paper. If
27 teams have signed up to compete in
the contest, how many rolls of toilet
paper will they need?

13. Ordering Decimals $100
Explain how you would compare and order the following decimals from least to greatest
0.34, 0.9, 0.09

14. Place the following numbers in order from least to greatest
Ordering Decimals $200
Place the following numbers in order from least to greatest
2.03, 2.3, 2.30, and 2.003 .

15. Place these numbers in order from least to greatest:
Ordering Decimals $300
Place these numbers in order from least to greatest:
9.345, 5.943, 9.543, 5.394 .

16. Ordering Decimals $400
Five friends ran a race. Their finishing times were 12.11, 12.71, 12.28, Put their times in order from fastest to slowest.

17. Ordering Decimals $500
Find four numbers that are between 0.52 and 0.53 and put all six numbers in order from least to greatest.

18. What is 6.557 rounded to the nearest tenths place?
Let’s Round $100
What is rounded to the nearest tenths place?

19. Let’s Round $200
Round the number below to the nearest tenth, hundredth, and ones place.
4.567

20. Let’s Round $300
Use the number line below and point to eighty-eight hundredths. Then use the number line to explain why when rounding to the nearest tenth, you would round eighty-eight hundredths to 0.9 instead of 0.8

21. Let’s Round $400
Estimate to find the sum by rounding each number to the nearest hundredth: =

22. If my rounded number is 5.4, what could the original number have been?
Let’s Round $500
If my rounded number is 5.4, what could the original number have been?

23. Write <, >, or = on each line to compare the decimals.
Comparing Decimals $100
Write <, >, or = on each line to compare the decimals.
89.12 _____
6.53 _____ 6.530

24. Comparing Decimals $200
Sam has a rock that weighs 5.32 lbs. Ann has a rock that weighs lbs. Whose rock weighs more?

25. Comparing Decimals $300
Sophia’s book weighs .62 ounces. Give a decimal with 3 digits (no whole number) that would be greater than the weight of Sophia’s book.
Daily Double!!

26. Give 4 decimals that are larger than Fifty-seven hundredths
Comparing Decimals $400
Give 4 decimals that are larger than
Fifty-seven hundredths

27. Comparing Decimals $500
Abby says she can change the decimal .47 by adding a zero to the end. She says her new decimal of .470 would be larger because it has 3 digits. Is she correct? Explain.

28. Find the sum of the following numbers:
Add & Subtract $100
Find the sum of the following numbers:
1.02, 2.347, and 0.9

29. Add & Subtract $200
Eric had $ in his piggy bank. He took out $13.39 on Monday and $38.50 on Friday. How much money does he have left in his piggy bank?

30. Add & Subtract $300
Kathy worked hours this week. She worked hours last week. How many total hours did she work those two weeks?

31. Add & Subtract $400
A recipe for a cake requires 2.25 cups of milk, 0.50 cups of oil, and 1.75 cups of water. How much liquid is in the mixing bowl?

32. Add & Subtract $500
Is the difference of 1.35 – 0.33 less than or greater than 1? Explain how you know without actually finding the difference.

33. FINAL WAGER
Explain why you must line up the decimal point when adding and subtracting decimals – you cannot simply say you will get the wrong answer if you don’t!