Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 392 | + | 162 | = |
|
| 2. | 427 | + | 106 | = |
|
| 3. | 315 | + | 311 | = |
|
| 4. | 347 | + | 335 | = |
|
| 5. | 300 | + | 179 | = |
|
| 6. | 486 | + | 377 | = |
|
| 7. | 454 | + | 188 | = |
|
| 8. | 350 | + | 178 | = |
|
| 9. | 497 | + | 255 | = |
|
| 10. | 485 | + | 310 | = |
|
| Oefening 2 | |||||
| 1. | 475 | + | 100 | = |
|
| 2. | 425 | + | 389 | = |
|
| 3. | 347 | + | 180 | = |
|
| 4. | 462 | + | 193 | = |
|
| 5. | 477 | + | 167 | = |
|
| 6. | 484 | + | 421 | = |
|
| 7. | 473 | + | 383 | = |
|
| 8. | 377 | + | 185 | = |
|
| 9. | 260 | + | 115 | = |
|
| 10. | 246 | + | 143 | = |
|
| Oefening 3 | |||||
| 1. | 277 | + | 157 | = |
|
| 2. | 367 | + | 337 | = |
|
| 3. | 186 | + | 156 | = |
|
| 4. | 397 | + | 138 | = |
|
| 5. | 485 | + | 344 | = |
|
| 6. | 255 | + | 161 | = |
|
| 7. | 431 | + | 120 | = |
|
| 8. | 313 | + | 159 | = |
|
| 9. | 409 | + | 316 | = |
|
| 10. | 484 | + | 304 | = |
|
| Oefening 4 | |||||
| 1. | 348 | + | 278 | = |
|
| 2. | 487 | + | 103 | = |
|
| 3. | 481 | + | 356 | = |
|
| 4. | 322 | + | 207 | = |
|
| 5. | 204 | + | 102 | = |
|
| 6. | 287 | + | 214 | = |
|
| 7. | 371 | + | 308 | = |
|
| 8. | 221 | + | 165 | = |
|
| 9. | 360 | + | 345 | = |
|
| 10. | 450 | + | 298 | = |
|