Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 109 | + | 105 | = |
|
| 2. | 361 | + | 279 | = |
|
| 3. | 421 | + | 396 | = |
|
| 4. | 458 | + | 338 | = |
|
| 5. | 183 | + | 113 | = |
|
| 6. | 497 | + | 120 | = |
|
| 7. | 290 | + | 212 | = |
|
| 8. | 350 | + | 236 | = |
|
| 9. | 493 | + | 349 | = |
|
| 10. | 488 | + | 104 | = |
|
| Oefening 2 | |||||
| 1. | 469 | + | 166 | = |
|
| 2. | 498 | + | 123 | = |
|
| 3. | 364 | + | 281 | = |
|
| 4. | 494 | + | 175 | = |
|
| 5. | 262 | + | 119 | = |
|
| 6. | 418 | + | 351 | = |
|
| 7. | 469 | + | 202 | = |
|
| 8. | 407 | + | 403 | = |
|
| 9. | 118 | + | 109 | = |
|
| 10. | 397 | + | 363 | = |
|
| Oefening 3 | |||||
| 1. | 475 | + | 336 | = |
|
| 2. | 163 | + | 148 | = |
|
| 3. | 444 | + | 213 | = |
|
| 4. | 323 | + | 294 | = |
|
| 5. | 381 | + | 340 | = |
|
| 6. | 333 | + | 277 | = |
|
| 7. | 213 | + | 120 | = |
|
| 8. | 497 | + | 353 | = |
|
| 9. | 356 | + | 228 | = |
|
| 10. | 497 | + | 388 | = |
|
| Oefening 4 | |||||
| 1. | 174 | + | 150 | = |
|
| 2. | 492 | + | 133 | = |
|
| 3. | 493 | + | 242 | = |
|
| 4. | 410 | + | 304 | = |
|
| 5. | 391 | + | 100 | = |
|
| 6. | 274 | + | 170 | = |
|
| 7. | 221 | + | 132 | = |
|
| 8. | 480 | + | 310 | = |
|
| 9. | 500 | + | 142 | = |
|
| 10. | 393 | + | 124 | = |
|