Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 257 | + | 106 | = |
|
| 2. | 484 | + | 271 | = |
|
| 3. | 378 | + | 155 | = |
|
| 4. | 359 | + | 253 | = |
|
| 5. | 293 | + | 272 | = |
|
| 6. | 283 | + | 163 | = |
|
| 7. | 437 | + | 302 | = |
|
| 8. | 133 | + | 130 | = |
|
| 9. | 353 | + | 247 | = |
|
| 10. | 285 | + | 126 | = |
|
| Oefening 2 | |||||
| 1. | 384 | + | 146 | = |
|
| 2. | 384 | + | 199 | = |
|
| 3. | 436 | + | 325 | = |
|
| 4. | 397 | + | 217 | = |
|
| 5. | 441 | + | 127 | = |
|
| 6. | 481 | + | 267 | = |
|
| 7. | 408 | + | 388 | = |
|
| 8. | 472 | + | 107 | = |
|
| 9. | 402 | + | 164 | = |
|
| 10. | 399 | + | 390 | = |
|
| Oefening 3 | |||||
| 1. | 487 | + | 472 | = |
|
| 2. | 419 | + | 334 | = |
|
| 3. | 449 | + | 262 | = |
|
| 4. | 240 | + | 112 | = |
|
| 5. | 434 | + | 355 | = |
|
| 6. | 316 | + | 263 | = |
|
| 7. | 363 | + | 251 | = |
|
| 8. | 378 | + | 370 | = |
|
| 9. | 468 | + | 366 | = |
|
| 10. | 482 | + | 166 | = |
|
| Oefening 4 | |||||
| 1. | 446 | + | 296 | = |
|
| 2. | 383 | + | 281 | = |
|
| 3. | 292 | + | 272 | = |
|
| 4. | 489 | + | 368 | = |
|
| 5. | 320 | + | 279 | = |
|
| 6. | 338 | + | 201 | = |
|
| 7. | 149 | + | 123 | = |
|
| 8. | 490 | + | 188 | = |
|
| 9. | 475 | + | 340 | = |
|
| 10. | 444 | + | 305 | = |
|