Solve one-step problems that involve addition and subtraction, using concrete objects and pictorial representations, and missing number problems such as 7 = ? - 9
| 1. | Count It! - Two little birds | |
| 2. | Make 5 Ducks | |
| 3. | Count It! - Three little birds | |
| 4. | Count It! - Four little birds | |
| 5. | Make 5 Roosters | |
| 6. | Make 5 Toucans | |
| 7. | Make 5 Penguins | |
| 8. | Match it! Make a group of 5 matching cats | |
| 9. | Jest Adding Up 1 + 2 | |
| 10. | Jest Adding Up 1 + 3 | |
| 11. | Jest Adding Up 1 + 4 | |
| 12. | Jest Adding Up 2 + 2 | |
| 13. | Jest Adding Up 2 + 3 | |
| 14. | Jest Adding Up 2 + 1 | |
| 15. | Cars Add Up 2 + 3 | |
| 16. | Cars Add Up 1 + 4 | |
| 17. | Cars Add Up 3 + 2 | |
| 18. | Cars Add Up 4 + 1 | |
| 19. | Clowns Make 5 | |
| 20. | Clowns Make 3 | |
| 21. | Clowns Make 4 | |
| 22. | How many more clowns make 5? | |
| 23. | How many more clowns make 4? | |
| 24. | How many more clowns make 3? | |
| 25. | Bring a Block - 4 + ? = 5 | |
| 26. | Birds flock together 3 + 2 = ? | |
| 27. | Birds flock together 4 + 1 = ? | |
| 28. | Birds flock together 2 + 2 = ? | |
| 29. | Clowns make 5 | |
| 30. | Ducks 5 + 3 = ? | |
| 31. | Making 8 - Choose 2 groups that add to 8: 5 + 3 | |
| 32. | How many more clowns make 8? | |
| 33. | How many more clowns make 7? | |
| 34. | How many more clowns make 6? | |
| 35. | How many more clowns make 9? | |
| 36. | A group of 9 + a group of 3 = ? | |
| 37. | Alien escape 4 - 1 | |
| 38. | Five Take Four | |
| 39. | Alien escape 4 - 2 | |
| 40. | Alien escape 4 - 3 | |
| 41. | Alien escape 3 - 1 | |
| 42. | Party time 5 - 3 = ? | |
| 43. | Party time 5 - 2 = ? | |
| 44. | Party time 5 - 4 = ? | |
| 45. | Who's been eating my cakes? 5 - 3 = ? | |
| 46. | Who's been eating my cakes? 5 - 3 = ? | |
| 47. | Who's been eating my cakes? 5 - 4 = ? | |
| 48. | Five Take Five | |
| 49. | Five Take Four | |
| 50. | Four Take Four | |
| 51. | Four Take Three | |
| 52. | Three Take Three | |
| 53. | Three Take One | |
| 54. | Alien escape 3 - 2 | |
| 55. | Alien escape 5 - 3 | |
| 56. | Alien escape 5 - 2 | |
| 57. | Two Take Two | |
| 58. | Two Take One | |
| 59. | Who's been eating my cakes? 5 - * = 1 | |
| 60. | Who's been eating my cakes? 5 - * = 0 | |
| 61. | Who's been eating my cakes? 6 - 3 | |
| 62. | Who's been eating my cakes? 6 - 4 | |
| 63. | Party time 6 - ?= 4 | |
| 64. | Party time 6 - ? = 3 | |
| 65. | Six Take Four | |
| 66. | Six Take Two | |
| 67. | Six Take Six | |
| 68. | Fly Away, Birds!: 7 birds, how many have flown away? | |
| 69. | Seven Take Seven | |
| 70. | Seven Take Four | |
| 71. | Seven Take Six | |
| 72. | Seven Take Five | |
| 73. | Seven Take Three | |
| 74. | 7 Frogs and a Pond: 7 - 3 | |
| 75. | 7 Frogs and a Pond: 7 - 1 | |
| 76. | 7 Frogs And A Pond: 7 - 2 | |
| 77. | 7 Frogs and a Pond: 7 - 4 | |
| 78. | 7 Frogs and a Pond: 7 - 5 | |
| 79. | 7 Frogs and a Pond: 7 - 6 | |
| 80. | 7 Frogs and a Pond: 7 - 7 | |
| 81. | Planes & clouds 8 - 4 | |
| 82. | Planes & clouds 8 - 2 | |
| 83. | Planes & clouds 8 - 3 | |
| 84. | Frog swamp: 8 - 5 = ? | |
| 85. | Frog swamp: 8 - 7 = ? | |
| 86. | Frog swamp: 8 - 6 = ? | |
| 87. | Frog swamp: 8 - 4 = ? | |
| 88. | Frog swamp: 8 - 8 = ? | |
| 89. | Spot the difference between 3 and 5 | |
| 90. | Spot the difference between 4 and 4 | |
| 91. | Spot the difference between 4 and 6 | |
| 92. | Spot the difference between 4 and 7 | |
| 93. | Spot the difference between 2 and 8 | |
| 94. | Ten Take Three | |
| 95. | Ten Take Six | |
| 96. | Ten Take Seven | |
| 97. | Ten Take Eight | |
| 98. | Ten Take Five | |
| 99. | Nine Take Four | |
| 100. | Nine Take Five | |
| 101. | Nine Take Eight | |
| 102. | Nine Take Six | |
| 103. | Nine Take Three | |
| 104. | Eight Take Three | |
| 105. | Eight Take Five | |
| 106. | Eight Take Four | |
| 107. | Eight Take Six | |
| 108. | Eight Take Two | |
| 109. | Spot the difference between 4 and 5 | |
| 110. | Spot the difference between 3 and 5 | |
| 111. | Spot the difference between 2 and 6 | |
| 112. | Spot the difference between 5 and 7 | |
| 113. | Spot the difference between 2 and 7 | |
| 114. | Hide and Seek: 7 trolls - 5 | |
| 115. | Hide and Seek: 7 trolls - 4 | |
| 116. | Hide and Seek: 6 trolls - 4 | |
| 117. | Hide and Seek: 8 trolls - 4 | |
| 118. | 7 Clocks: How many more to make 15? | |
| 119. | 9 Cars: How many more to make 16? | |
| 120. | Party time: 17 - 9 | |
| 121. | Party time: 16 - 9 | |
| 122. | Party time: 19 - 9 | |
| 123. | Party time: 18 - 9 | |
| 124. | Party time: 12 - 9 | |
| 125. | Party time: 11 - 9 | |
| 126. | Party time: 10 - 9 | |
| 127. | Party time: 9 - 9 | |
| 128. | Party time: 15 - 9 | |
| 129. | Find the first number: ? count on 5 = 8 | |
| 130. | Find the first number: ? count on 1 = 8 | |
| 131. | Find the first number: ? count on 2 = 8 | |
| 132. | Find the first number: ? count back 1 = 8 | |
| 133. | Find the first number: ? count back 2 = 8 | |
| 134. | Find the first number: ? count back 3 = 8 | |
| 135. | Find the first number: ? count back 4 = 8 | |
| 136. | Find the first number: ? count on 3 = 8 | |
| 137. | Find the first number: ? count on 4 = 8 | |
| 138. | Slippery fish 9 - 9 = ? | |
| 139. | Slippery fish 14 - 8 = ? | |
| 140. | Slippery fish 18 - 12 = ? | |
| 141. | Slippery fish 12 - 3 = ? | |
| 142. | Slippery fish 15 - 10 = ? | |
| 143. | Slippery fish 10 - 9 = ? | |
| 144. | Slippery fish 11 - 7 = ? | |
| 145. | Slippery fish 16 - 7 | |
| 146. | Five Take Two | |
| 147. | Five Take Three | |
| 148. | Four Take One | |
| 149. | Four Take Two | |
| 150. | Four Take Three | |
| 151. | Five Take One | |
| 152. | Three Take One | |
| 153. | Three Take Two | |
| 154. | Clowns make 3 | |
| 155. | Clowns make 4 | |
| 156. | Fly Away, Birds!: 7 birds, how many have flown away? | |
| 157. | Fly Away, Birds!: 7 birds, how many have flown away? | |
| 158. | Fly Away, Birds!: 7 birds, how many have flown away? | |
| 159. | Bring a Block - 4 + ? = 5 | |
| 160. | Bring a Block - 1 + ? = 5 | |
| 161. | Bring a Block - 2 + ? = 5 | |
| 162. | Bring a Block - 3 + ? = 5 | |
| 163. | Bring a Block - Make a group of 5 blocks | |
| 164. | Bring a Block - 3 + ? = 5 | |
| 165. | Bring a Block - 2 + ? = 5 | |
| 166. | Ducks 4 + 2 = ? | |
| 167. | Ducks 5 + 2 = ? | |
| 168. | Ducks 6 + 1 = ? | |
| 169. | Ducks 2 + 6 = ? | |
| 170. | Ducks 1 + 5 = ? | |
| 171. | Ducks 2 + 0 = ? | |
| 172. | Ducks 4+6=? | |
| 173. | Ducks 4+5=? | |
| 174. | Ducks 6+2=? | |
| 175. | Ducks 5+3=? | |
| 176. | Ducks 3+6=? | |
| 177. | Making 9 - Choose 2 groups that add to 9 | |
| 178. | Making 6 - Choose 2 groups that add to 6 | |
| 179. | A group of 2 + a group of 7 = ? | |
| 180. | A group of 6 + a group of 5 = ? | |
| 181. | A group of 8 + a group of 2 = ? | |
| 182. | A group of 6 + a group of 3 = ? | |
| 183. | A group of 8 + a group of 4 = ? | |
| 184. | A group of 7 + a group of 4 = ? | |
| 185. | A group of 6 + a group of 7 = ? | |
| 186. | A group of 7 + a group of 8 = ? | |
| 187. | A group of 9 + a group of 6 = ? | |
| 188. | Nine Take Seven | |
| 189. | 9 Clocks: How many more to make 15? | |
| 190. | 7 Cars: How many more to make 16? |