Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 331 | + | 115 | = |
|
| 2. | 442 | + | 387 | = |
|
| 3. | 263 | + | 219 | = |
|
| 4. | 224 | + | 197 | = |
|
| 5. | 333 | + | 287 | = |
|
| 6. | 313 | + | 144 | = |
|
| 7. | 456 | + | 233 | = |
|
| 8. | 437 | + | 324 | = |
|
| 9. | 431 | + | 413 | = |
|
| 10. | 256 | + | 188 | = |
|
| Oefening 2 | |||||
| 1. | 219 | + | 146 | = |
|
| 2. | 246 | + | 187 | = |
|
| 3. | 244 | + | 135 | = |
|
| 4. | 300 | + | 179 | = |
|
| 5. | 288 | + | 181 | = |
|
| 6. | 392 | + | 271 | = |
|
| 7. | 429 | + | 378 | = |
|
| 8. | 411 | + | 394 | = |
|
| 9. | 352 | + | 203 | = |
|
| 10. | 272 | + | 254 | = |
|
| Oefening 3 | |||||
| 1. | 495 | + | 288 | = |
|
| 2. | 214 | + | 151 | = |
|
| 3. | 398 | + | 315 | = |
|
| 4. | 226 | + | 106 | = |
|
| 5. | 369 | + | 149 | = |
|
| 6. | 430 | + | 426 | = |
|
| 7. | 449 | + | 294 | = |
|
| 8. | 379 | + | 175 | = |
|
| 9. | 400 | + | 183 | = |
|
| 10. | 412 | + | 312 | = |
|
| Oefening 4 | |||||
| 1. | 243 | + | 225 | = |
|
| 2. | 238 | + | 161 | = |
|
| 3. | 471 | + | 460 | = |
|
| 4. | 475 | + | 416 | = |
|
| 5. | 357 | + | 270 | = |
|
| 6. | 180 | + | 128 | = |
|
| 7. | 433 | + | 298 | = |
|
| 8. | 391 | + | 235 | = |
|
| 9. | 293 | + | 136 | = |
|
| 10. | 314 | + | 170 | = |
|