Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 398 | + | 300 | = |
|
| 2. | 318 | + | 222 | = |
|
| 3. | 287 | + | 269 | = |
|
| 4. | 282 | + | 186 | = |
|
| 5. | 302 | + | 116 | = |
|
| 6. | 470 | + | 302 | = |
|
| 7. | 448 | + | 340 | = |
|
| 8. | 274 | + | 120 | = |
|
| 9. | 444 | + | 151 | = |
|
| 10. | 336 | + | 212 | = |
|
| Oefening 2 | |||||
| 1. | 476 | + | 354 | = |
|
| 2. | 419 | + | 284 | = |
|
| 3. | 495 | + | 286 | = |
|
| 4. | 345 | + | 126 | = |
|
| 5. | 149 | + | 128 | = |
|
| 6. | 457 | + | 356 | = |
|
| 7. | 470 | + | 162 | = |
|
| 8. | 471 | + | 216 | = |
|
| 9. | 480 | + | 423 | = |
|
| 10. | 392 | + | 308 | = |
|
| Oefening 3 | |||||
| 1. | 353 | + | 135 | = |
|
| 2. | 416 | + | 308 | = |
|
| 3. | 485 | + | 346 | = |
|
| 4. | 430 | + | 260 | = |
|
| 5. | 487 | + | 279 | = |
|
| 6. | 453 | + | 128 | = |
|
| 7. | 153 | + | 138 | = |
|
| 8. | 427 | + | 179 | = |
|
| 9. | 410 | + | 348 | = |
|
| 10. | 239 | + | 199 | = |
|
| Oefening 4 | |||||
| 1. | 391 | + | 303 | = |
|
| 2. | 340 | + | 334 | = |
|
| 3. | 406 | + | 341 | = |
|
| 4. | 450 | + | 196 | = |
|
| 5. | 497 | + | 411 | = |
|
| 6. | 178 | + | 172 | = |
|
| 7. | 413 | + | 387 | = |
|
| 8. | 253 | + | 240 | = |
|
| 9. | 479 | + | 198 | = |
|
| 10. | 451 | + | 203 | = |
|