Step 1

Difficulty 1

1. 0.1 less, 0.1 more than 50.1
2. 0.1 less, 0.1 more than 42.9
3. 0.1 less, 0.1 more than 28.5
4. Round to the nearest whole number: 58.61 46.53 93.71
5. Round to the nearest whole number: 32.11 93.72 55.53
6. Here are the words...Where's the number?
7. Here are the words...Where's the number?
8. Here are the words...Where's the number?
9. Here are the words...Where's the number?
10. Here are the words...Where's the number?
11. What's That Number?
12. What's That Number?
13. What's That Number?
14. About Half: 4200.07. 350.9, 80.2, 6004.5
15. About Half: 616.2, 12 101.3, 24 336.9, 48 244.6
16. Order! Order! 2 dec places - Smallest number first
17. Order! Order! 2 dec places - Largest number first
18. Order! Order! 2 dec places - Largest number first
19. Order! Order! 6-digit Smallest number first
20. Order! Order! 6-digit Largest number first
21. Space Shuffle: Find the pattern
22. Space Shuffle: Find the pattern
23. Changing Numbers: Divide by 1, 10, 100
24. Changing Numbers: Divide by 1, 10, 100
25. Changing Numbers: Divide by 1, 10, 100
26. Changing Numbers: 8.1 +1.1, +11.1, x 0.1, x10
27. Changing Numbers: 9.2 + 0.1, +101, x 0.1, x10
28. Changing Numbers: 4.3 +10, - 0.1, x 10, x 100
29. Order! Order! 3 dec places - Largest number first
30. Order! Order! 3 dec places - Smallest number first
31. Order! Order! 3 dec places - Largest number first
32. Order! Order! 3 dec places - Smallest number first
33. Number Detectives: a+b=14, axb=49
34. Number Detectives: a-b=0, axb=9
35. Factor Facts: Common factors of 10 and 20
36. Factor Facts: Common factors of 16 and 32