Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 420 | + | 375 | = |
|
| 2. | 478 | + | 339 | = |
|
| 3. | 416 | + | 410 | = |
|
| 4. | 188 | + | 186 | = |
|
| 5. | 349 | + | 149 | = |
|
| 6. | 466 | + | 211 | = |
|
| 7. | 308 | + | 292 | = |
|
| 8. | 319 | + | 258 | = |
|
| 9. | 210 | + | 101 | = |
|
| 10. | 358 | + | 210 | = |
|
| Oefening 2 | |||||
| 1. | 295 | + | 273 | = |
|
| 2. | 384 | + | 121 | = |
|
| 3. | 237 | + | 140 | = |
|
| 4. | 309 | + | 247 | = |
|
| 5. | 488 | + | 375 | = |
|
| 6. | 235 | + | 181 | = |
|
| 7. | 370 | + | 278 | = |
|
| 8. | 500 | + | 422 | = |
|
| 9. | 383 | + | 234 | = |
|
| 10. | 339 | + | 330 | = |
|
| Oefening 3 | |||||
| 1. | 448 | + | 231 | = |
|
| 2. | 425 | + | 246 | = |
|
| 3. | 431 | + | 244 | = |
|
| 4. | 310 | + | 149 | = |
|
| 5. | 400 | + | 297 | = |
|
| 6. | 344 | + | 328 | = |
|
| 7. | 495 | + | 245 | = |
|
| 8. | 471 | + | 391 | = |
|
| 9. | 375 | + | 332 | = |
|
| 10. | 276 | + | 235 | = |
|
| Oefening 4 | |||||
| 1. | 198 | + | 130 | = |
|
| 2. | 369 | + | 276 | = |
|
| 3. | 469 | + | 350 | = |
|
| 4. | 440 | + | 357 | = |
|
| 5. | 324 | + | 271 | = |
|
| 6. | 422 | + | 281 | = |
|
| 7. | 384 | + | 260 | = |
|
| 8. | 496 | + | 305 | = |
|
| 9. | 401 | + | 296 | = |
|
| 10. | 461 | + | 456 | = |
|