Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 473 | + | 161 | = |
|
| 2. | 124 | + | 121 | = |
|
| 3. | 415 | + | 391 | = |
|
| 4. | 350 | + | 347 | = |
|
| 5. | 236 | + | 232 | = |
|
| 6. | 299 | + | 207 | = |
|
| 7. | 442 | + | 351 | = |
|
| 8. | 340 | + | 171 | = |
|
| 9. | 379 | + | 249 | = |
|
| 10. | 492 | + | 479 | = |
|
| Oefening 2 | |||||
| 1. | 492 | + | 240 | = |
|
| 2. | 385 | + | 153 | = |
|
| 3. | 490 | + | 215 | = |
|
| 4. | 223 | + | 105 | = |
|
| 5. | 500 | + | 281 | = |
|
| 6. | 429 | + | 364 | = |
|
| 7. | 468 | + | 437 | = |
|
| 8. | 399 | + | 123 | = |
|
| 9. | 263 | + | 110 | = |
|
| 10. | 248 | + | 170 | = |
|
| Oefening 3 | |||||
| 1. | 412 | + | 116 | = |
|
| 2. | 353 | + | 265 | = |
|
| 3. | 324 | + | 115 | = |
|
| 4. | 449 | + | 358 | = |
|
| 5. | 484 | + | 101 | = |
|
| 6. | 282 | + | 108 | = |
|
| 7. | 386 | + | 295 | = |
|
| 8. | 410 | + | 127 | = |
|
| 9. | 457 | + | 219 | = |
|
| 10. | 374 | + | 224 | = |
|
| Oefening 4 | |||||
| 1. | 301 | + | 161 | = |
|
| 2. | 395 | + | 132 | = |
|
| 3. | 441 | + | 327 | = |
|
| 4. | 467 | + | 173 | = |
|
| 5. | 332 | + | 105 | = |
|
| 6. | 360 | + | 206 | = |
|
| 7. | 256 | + | 185 | = |
|
| 8. | 389 | + | 297 | = |
|
| 9. | 286 | + | 136 | = |
|
| 10. | 358 | + | 334 | = |
|