Step 1

Difficulty 1

1. Wrong Number!: 23 24 7 26 1 28 29
2. Wrong Number!: 12 11 20 9 8 7 40
3. Wrong Number!: 9 10 11 22 13 24 15
4. Wrong Number!: 11 12 23 14 25 16 17
5. Make a Number! 0 ones, 1 ten
6. Out of Order!: 10 20 30 40 5 60 7
7. 10 less, 10 more than 30
8. 10 less, 10 more than 40
9. 10 less, 10 more than 50
10. 10 less, 10 more than 60
11. 2 less, 2 more than 38
12. 2 less, 2 more than 21
13. 2 less, 2 more than 47
14. 2 less, 2 more than 63
15. 2 less, 2 more than 74
16. Wrong Number!: 35 3 45 50 55 60 56
17. Wrong Number!: 30 25 2 15 10 5 1
18. Wrong Number!: 100 90 85 70 60 50 30
19. Wrong Number!: 25 35 45 50 65 75 80
20. Order! Order! Largest number first
21. Order! Order! Smallest number first
22. Order! Order! Smallest number first
23. Order! Order! Smallest number first
24. Order! Order! Largest number first
25. Odd or Even? Click the even numbers.
26. Odd or Even? Click the even numbers.
27. Odd or Even? Click the even numbers.
28. Odd or Even? Click the odd numbers.
29. Odd or Even? Click the odd numbers.
30. Odd or Even? Click the odd numbers.
31. Here's the word... where's the number? 17, 27, 20, 72
32. Here's the word... where's the number? 25, 52, 50, 15
33. Here's the word... where's the number? 22, 80, 82, 28
34. Here's the word... where's the number? 55, 75, 17, 57
35. Here's the word... where's the number? 19, 93, 39, 63
36. Changing Numbers: 48 to 47
37. Changing Numbers: 27 to 29
38. Changing Numbers: 68 to 58
39. Changing Numbers: 90 to 85
40. Changing Numbers: 66 to 76
41. 1 less, 1 more than 37
42. 1 less, 1 more than 45
43. 2 less, 2 more than 30
44. 5 less, 5 more than 80
45. 5 less, 5 more than 30
46. 10 less, 10 more than 38
47. 10 less, 10 more than 24
48. Wrong Number!: 41 43 45 37 49 51 53
49. Wrong Number!: 62 64 66 66 68 69 72 74
50. Wrong Number!: 80 90 92 94 96 98 100
51. Wrong Number!: 26 28 30 32 44 36 38
52. Wrong Number!: 21 22 25 27 29 31 33
53. What's the Number?: 17 15 * 11 9 7 5
54. Wrong Number!: 91 89 87 85 83 80 79
55. Wrong Number!: 48 46 44 32 40 38 36
56. Wrong Number!: 55 53 51 50 47 45 43
57. Wrong Number!: 45 50 52 60 65 70 75
58. Wrong Number!: 50 45 47 35 30 25 20
59. Wrong Number!: 30 25 20 15 10 5 1
60. Here's the number... 28, 82, 80, 18
61. Here's the number... 46, 64, 40, 16
62. Here's the number... 81, 18, 88, 80
63. Here's the number... 13, 30, 31, 33
64. Here's the number... 96, 69, 90, 16
65. Make a Number! 2 tens, 8 ones
66. Make a Number! 3 ones, 6 tens
67. Make a Number! 4 tens, 7 ones
68. Make a Number! 9 ones, 5 tens
69. Make a Number! 6 tens, 9 ones
70. Make a Number! 1 one, 8 tens
71. Make a Number! 6 ones, 7 tens
72. Make a Number! 5 tens, 1 one
73. Make a Number! 9 tens, 8 ones
74. Rounding - Round to 10: 38
75. Rounding - Round to 10: 76
76. Rounding - Round to 10: 27
77. Rounding - Round to 10: 68
78. Rounding - Round to 10: 62
79. Rounding - Round to 10: 26
80. Rounding - Round to 10: 28
81. Rounding - Round to 10: 46
82. Rounding - Round to 10: 79
83. Rounding - Round to 10: 14
84. Rounding - Round to 10: 55