Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 406 | + | 246 | = |
|
| 2. | 256 | + | 125 | = |
|
| 3. | 357 | + | 315 | = |
|
| 4. | 432 | + | 197 | = |
|
| 5. | 433 | + | 187 | = |
|
| 6. | 490 | + | 484 | = |
|
| 7. | 366 | + | 113 | = |
|
| 8. | 294 | + | 229 | = |
|
| 9. | 248 | + | 201 | = |
|
| 10. | 336 | + | 185 | = |
|
| Oefening 2 | |||||
| 1. | 433 | + | 198 | = |
|
| 2. | 374 | + | 178 | = |
|
| 3. | 370 | + | 129 | = |
|
| 4. | 301 | + | 144 | = |
|
| 5. | 352 | + | 226 | = |
|
| 6. | 490 | + | 195 | = |
|
| 7. | 228 | + | 136 | = |
|
| 8. | 490 | + | 450 | = |
|
| 9. | 369 | + | 129 | = |
|
| 10. | 247 | + | 127 | = |
|
| Oefening 3 | |||||
| 1. | 273 | + | 213 | = |
|
| 2. | 299 | + | 270 | = |
|
| 3. | 415 | + | 236 | = |
|
| 4. | 439 | + | 385 | = |
|
| 5. | 402 | + | 332 | = |
|
| 6. | 427 | + | 204 | = |
|
| 7. | 456 | + | 116 | = |
|
| 8. | 477 | + | 246 | = |
|
| 9. | 401 | + | 277 | = |
|
| 10. | 432 | + | 260 | = |
|
| Oefening 4 | |||||
| 1. | 316 | + | 264 | = |
|
| 2. | 388 | + | 247 | = |
|
| 3. | 496 | + | 379 | = |
|
| 4. | 495 | + | 347 | = |
|
| 5. | 127 | + | 109 | = |
|
| 6. | 463 | + | 357 | = |
|
| 7. | 455 | + | 434 | = |
|
| 8. | 434 | + | 108 | = |
|
| 9. | 380 | + | 214 | = |
|
| 10. | 440 | + | 287 | = |
|