Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 425 | + | 333 | = |
|
| 2. | 414 | + | 276 | = |
|
| 3. | 353 | + | 210 | = |
|
| 4. | 455 | + | 388 | = |
|
| 5. | 487 | + | 261 | = |
|
| 6. | 412 | + | 351 | = |
|
| 7. | 429 | + | 224 | = |
|
| 8. | 458 | + | 148 | = |
|
| 9. | 338 | + | 255 | = |
|
| 10. | 427 | + | 276 | = |
|
| Oefening 2 | |||||
| 1. | 263 | + | 116 | = |
|
| 2. | 398 | + | 393 | = |
|
| 3. | 166 | + | 122 | = |
|
| 4. | 301 | + | 131 | = |
|
| 5. | 330 | + | 115 | = |
|
| 6. | 323 | + | 308 | = |
|
| 7. | 354 | + | 168 | = |
|
| 8. | 137 | + | 133 | = |
|
| 9. | 336 | + | 121 | = |
|
| 10. | 439 | + | 325 | = |
|
| Oefening 3 | |||||
| 1. | 498 | + | 412 | = |
|
| 2. | 203 | + | 137 | = |
|
| 3. | 193 | + | 133 | = |
|
| 4. | 322 | + | 267 | = |
|
| 5. | 289 | + | 277 | = |
|
| 6. | 376 | + | 203 | = |
|
| 7. | 422 | + | 196 | = |
|
| 8. | 390 | + | 123 | = |
|
| 9. | 400 | + | 187 | = |
|
| 10. | 257 | + | 106 | = |
|
| Oefening 4 | |||||
| 1. | 394 | + | 345 | = |
|
| 2. | 466 | + | 309 | = |
|
| 3. | 424 | + | 240 | = |
|
| 4. | 315 | + | 175 | = |
|
| 5. | 226 | + | 216 | = |
|
| 6. | 172 | + | 168 | = |
|
| 7. | 453 | + | 204 | = |
|
| 8. | 392 | + | 121 | = |
|
| 9. | 290 | + | 193 | = |
|
| 10. | 199 | + | 107 | = |
|