Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 333 | + | 231 | = |
|
| 2. | 273 | + | 271 | = |
|
| 3. | 387 | + | 374 | = |
|
| 4. | 409 | + | 107 | = |
|
| 5. | 355 | + | 204 | = |
|
| 6. | 490 | + | 445 | = |
|
| 7. | 432 | + | 125 | = |
|
| 8. | 228 | + | 133 | = |
|
| 9. | 447 | + | 192 | = |
|
| 10. | 500 | + | 290 | = |
|
| Oefening 2 | |||||
| 1. | 205 | + | 180 | = |
|
| 2. | 303 | + | 123 | = |
|
| 3. | 185 | + | 172 | = |
|
| 4. | 241 | + | 221 | = |
|
| 5. | 464 | + | 254 | = |
|
| 6. | 226 | + | 197 | = |
|
| 7. | 464 | + | 350 | = |
|
| 8. | 289 | + | 242 | = |
|
| 9. | 444 | + | 416 | = |
|
| 10. | 318 | + | 174 | = |
|
| Oefening 3 | |||||
| 1. | 331 | + | 218 | = |
|
| 2. | 415 | + | 147 | = |
|
| 3. | 308 | + | 138 | = |
|
| 4. | 399 | + | 174 | = |
|
| 5. | 491 | + | 236 | = |
|
| 6. | 369 | + | 144 | = |
|
| 7. | 491 | + | 252 | = |
|
| 8. | 367 | + | 169 | = |
|
| 9. | 477 | + | 245 | = |
|
| 10. | 153 | + | 106 | = |
|
| Oefening 4 | |||||
| 1. | 495 | + | 200 | = |
|
| 2. | 217 | + | 176 | = |
|
| 3. | 480 | + | 438 | = |
|
| 4. | 210 | + | 187 | = |
|
| 5. | 236 | + | 180 | = |
|
| 6. | 431 | + | 288 | = |
|
| 7. | 466 | + | 226 | = |
|
| 8. | 181 | + | 166 | = |
|
| 9. | 115 | + | 108 | = |
|
| 10. | 279 | + | 191 | = |
|