Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 287 | + | 215 | = |
|
| 2. | 402 | + | 131 | = |
|
| 3. | 460 | + | 400 | = |
|
| 4. | 471 | + | 471 | = |
|
| 5. | 483 | + | 475 | = |
|
| 6. | 306 | + | 149 | = |
|
| 7. | 469 | + | 439 | = |
|
| 8. | 257 | + | 127 | = |
|
| 9. | 471 | + | 307 | = |
|
| 10. | 424 | + | 123 | = |
|
| Oefening 2 | |||||
| 1. | 351 | + | 280 | = |
|
| 2. | 429 | + | 274 | = |
|
| 3. | 347 | + | 326 | = |
|
| 4. | 389 | + | 225 | = |
|
| 5. | 481 | + | 240 | = |
|
| 6. | 397 | + | 292 | = |
|
| 7. | 266 | + | 142 | = |
|
| 8. | 436 | + | 174 | = |
|
| 9. | 256 | + | 152 | = |
|
| 10. | 337 | + | 172 | = |
|
| Oefening 3 | |||||
| 1. | 492 | + | 223 | = |
|
| 2. | 397 | + | 355 | = |
|
| 3. | 357 | + | 142 | = |
|
| 4. | 175 | + | 162 | = |
|
| 5. | 479 | + | 117 | = |
|
| 6. | 437 | + | 149 | = |
|
| 7. | 484 | + | 468 | = |
|
| 8. | 481 | + | 246 | = |
|
| 9. | 209 | + | 101 | = |
|
| 10. | 350 | + | 267 | = |
|
| Oefening 4 | |||||
| 1. | 192 | + | 110 | = |
|
| 2. | 485 | + | 312 | = |
|
| 3. | 379 | + | 298 | = |
|
| 4. | 461 | + | 442 | = |
|
| 5. | 341 | + | 296 | = |
|
| 6. | 373 | + | 203 | = |
|
| 7. | 425 | + | 316 | = |
|
| 8. | 363 | + | 183 | = |
|
| 9. | 304 | + | 115 | = |
|
| 10. | 462 | + | 120 | = |
|