Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 492 | + | 105 | = |
|
| 2. | 318 | + | 163 | = |
|
| 3. | 339 | + | 325 | = |
|
| 4. | 460 | + | 422 | = |
|
| 5. | 308 | + | 202 | = |
|
| 6. | 389 | + | 160 | = |
|
| 7. | 471 | + | 201 | = |
|
| 8. | 371 | + | 325 | = |
|
| 9. | 213 | + | 131 | = |
|
| 10. | 325 | + | 168 | = |
|
| Oefening 2 | |||||
| 1. | 472 | + | 332 | = |
|
| 2. | 477 | + | 144 | = |
|
| 3. | 490 | + | 293 | = |
|
| 4. | 194 | + | 183 | = |
|
| 5. | 156 | + | 100 | = |
|
| 6. | 339 | + | 107 | = |
|
| 7. | 444 | + | 327 | = |
|
| 8. | 486 | + | 481 | = |
|
| 9. | 243 | + | 149 | = |
|
| 10. | 471 | + | 124 | = |
|
| Oefening 3 | |||||
| 1. | 376 | + | 238 | = |
|
| 2. | 455 | + | 396 | = |
|
| 3. | 413 | + | 280 | = |
|
| 4. | 477 | + | 134 | = |
|
| 5. | 184 | + | 158 | = |
|
| 6. | 374 | + | 226 | = |
|
| 7. | 493 | + | 412 | = |
|
| 8. | 261 | + | 119 | = |
|
| 9. | 408 | + | 230 | = |
|
| 10. | 481 | + | 433 | = |
|
| Oefening 4 | |||||
| 1. | 320 | + | 232 | = |
|
| 2. | 392 | + | 295 | = |
|
| 3. | 436 | + | 257 | = |
|
| 4. | 370 | + | 244 | = |
|
| 5. | 271 | + | 114 | = |
|
| 6. | 467 | + | 460 | = |
|
| 7. | 347 | + | 307 | = |
|
| 8. | 293 | + | 231 | = |
|
| 9. | 296 | + | 153 | = |
|
| 10. | 364 | + | 173 | = |
|