Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 414 | + | 280 | = |
|
| 2. | 427 | + | 376 | = |
|
| 3. | 171 | + | 141 | = |
|
| 4. | 481 | + | 150 | = |
|
| 5. | 325 | + | 126 | = |
|
| 6. | 108 | + | 101 | = |
|
| 7. | 406 | + | 264 | = |
|
| 8. | 414 | + | 351 | = |
|
| 9. | 344 | + | 238 | = |
|
| 10. | 341 | + | 281 | = |
|
| Oefening 2 | |||||
| 1. | 356 | + | 260 | = |
|
| 2. | 268 | + | 180 | = |
|
| 3. | 385 | + | 355 | = |
|
| 4. | 437 | + | 156 | = |
|
| 5. | 379 | + | 349 | = |
|
| 6. | 475 | + | 297 | = |
|
| 7. | 231 | + | 172 | = |
|
| 8. | 343 | + | 309 | = |
|
| 9. | 428 | + | 415 | = |
|
| 10. | 370 | + | 348 | = |
|
| Oefening 3 | |||||
| 1. | 399 | + | 240 | = |
|
| 2. | 278 | + | 153 | = |
|
| 3. | 349 | + | 210 | = |
|
| 4. | 411 | + | 190 | = |
|
| 5. | 422 | + | 372 | = |
|
| 6. | 312 | + | 118 | = |
|
| 7. | 218 | + | 139 | = |
|
| 8. | 422 | + | 347 | = |
|
| 9. | 455 | + | 228 | = |
|
| 10. | 397 | + | 320 | = |
|
| Oefening 4 | |||||
| 1. | 415 | + | 177 | = |
|
| 2. | 359 | + | 345 | = |
|
| 3. | 235 | + | 222 | = |
|
| 4. | 183 | + | 105 | = |
|
| 5. | 494 | + | 232 | = |
|
| 6. | 418 | + | 386 | = |
|
| 7. | 485 | + | 176 | = |
|
| 8. | 367 | + | 271 | = |
|
| 9. | 477 | + | 316 | = |
|
| 10. | 429 | + | 253 | = |
|