Erbijsommen tot 500
Optellen
| Oefening 1 | |||||
| 1. | 228 | + | 218 | = |
|
| 2. | 185 | + | 76 | = |
|
| 3. | 227 | + | 148 | = |
|
| 4. | 170 | + | 87 | = |
|
| 5. | 212 | + | 55 | = |
|
| 6. | 157 | + | 105 | = |
|
| 7. | 146 | + | 67 | = |
|
| 8. | 116 | + | 59 | = |
|
| 9. | 177 | + | 171 | = |
|
| 10. | 167 | + | 160 | = |
|
| Oefening 2 | |||||
| 1. | 62 | + | 59 | = |
|
| 2. | 208 | + | 200 | = |
|
| 3. | 228 | + | 104 | = |
|
| 4. | 65 | + | 55 | = |
|
| 5. | 237 | + | 197 | = |
|
| 6. | 230 | + | 104 | = |
|
| 7. | 222 | + | 123 | = |
|
| 8. | 228 | + | 110 | = |
|
| 9. | 222 | + | 54 | = |
|
| 10. | 234 | + | 176 | = |
|
| Oefening 3 | |||||
| 1. | 237 | + | 131 | = |
|
| 2. | 158 | + | 75 | = |
|
| 3. | 247 | + | 128 | = |
|
| 4. | 213 | + | 173 | = |
|
| 5. | 142 | + | 53 | = |
|
| 6. | 149 | + | 138 | = |
|
| 7. | 249 | + | 133 | = |
|
| 8. | 196 | + | 143 | = |
|
| 9. | 111 | + | 72 | = |
|
| 10. | 171 | + | 139 | = |
|
| Oefening 4 | |||||
| 1. | 174 | + | 99 | = |
|
| 2. | 139 | + | 121 | = |
|
| 3. | 160 | + | 105 | = |
|
| 4. | 78 | + | 64 | = |
|
| 5. | 180 | + | 133 | = |
|
| 6. | 216 | + | 121 | = |
|
| 7. | 237 | + | 78 | = |
|
| 8. | 193 | + | 111 | = |
|
| 9. | 230 | + | 126 | = |
|
| 10. | 242 | + | 215 | = |
|