1. Jeopardy
Hosted by
Miss Neuhoff

2. Rounding
Addition
Subtraction
Fractions
100
100
100
100
200
200
200
200
300
300
300
300
400
400
400
400
500
500
500
500

3. 20
Round 23 to the nearest 10
Row 1, Col 1

4. 839
326
+ 513
1,2

5. 204
476
-272
1,3

6. Which fraction is equivalent to ½?
b. 4/8
Which fraction is equivalent to ½?
5/6
4/8
16/8
14/26
1,4

7. 600
Round 609 to the nearest 100
2,1

8. 952
816
+ 136
2,2

9. 237
793
-556
2,3

10. Numerator: 2 Denominator: 5
In the fraction : 2/5
the numerator is
the denominator is
2,4

11. 800
Round 792 to the nearest 100
3,1

12. 862
674
+ 188
3,2

13. 174
661
- 487
3,3

14. 3,4 Write a fraction in which
6/10
Write a fraction in which
6 is the numerator and 10 is the denominator.
3,4

15. Round 47 to the nearest 100
4,1

16. 4,2 995 pictures Yasmin has a box with 534 pictures in it.
Her brother Mark has 461 pictures
of his own.
How many pictures do they have all together?
4,2

17. 4,3 Betsy has 457 pennies. She uses 230 of them to buy a magazine.
How many pennies does Betsy have left?
4,3

18. 4,4 Write a fraction for the part of
the set of T-shirts made up of striped T-shirts.
4,4

19. 1,000
Round 998 to the nearest 100
5,1

20. Estimate: = 700
Actual: 653
Brad and Kate were solving an addition problem.
Kate told Brad that
= 823.
Use estimation to explain why you think Kate is wrong.
5,2

21. 5,3 Your friend Anton told you that 647 − 127 = 416.
Estimate: = 500
Actual: = 520
Your friend Anton told you that 647 − 127 = 416.
Use estimation to explain
why you think Anton is wrong.
5,3

22. 5,4 Which would be a larger piece, ⅜ or ½ of the pizza?
½ because 1/2 is 4 pieces, but 3/8 is only 3 pieces
Which would be a larger piece,
⅜ or ½ of the pizza?
5,4