Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 268 | + | 133 | = |
|
| 2. | 430 | + | 399 | = |
|
| 3. | 494 | + | 364 | = |
|
| 4. | 240 | + | 206 | = |
|
| 5. | 456 | + | 334 | = |
|
| 6. | 379 | + | 107 | = |
|
| 7. | 398 | + | 325 | = |
|
| 8. | 264 | + | 137 | = |
|
| 9. | 116 | + | 105 | = |
|
| 10. | 210 | + | 198 | = |
|
| Oefening 2 | |||||
| 1. | 431 | + | 106 | = |
|
| 2. | 362 | + | 128 | = |
|
| 3. | 385 | + | 163 | = |
|
| 4. | 177 | + | 120 | = |
|
| 5. | 338 | + | 196 | = |
|
| 6. | 487 | + | 479 | = |
|
| 7. | 286 | + | 109 | = |
|
| 8. | 472 | + | 301 | = |
|
| 9. | 486 | + | 123 | = |
|
| 10. | 394 | + | 287 | = |
|
| Oefening 3 | |||||
| 1. | 466 | + | 133 | = |
|
| 2. | 188 | + | 110 | = |
|
| 3. | 308 | + | 195 | = |
|
| 4. | 369 | + | 224 | = |
|
| 5. | 485 | + | 247 | = |
|
| 6. | 290 | + | 258 | = |
|
| 7. | 296 | + | 200 | = |
|
| 8. | 339 | + | 204 | = |
|
| 9. | 254 | + | 174 | = |
|
| 10. | 453 | + | 300 | = |
|
| Oefening 4 | |||||
| 1. | 205 | + | 156 | = |
|
| 2. | 227 | + | 175 | = |
|
| 3. | 475 | + | 355 | = |
|
| 4. | 476 | + | 321 | = |
|
| 5. | 478 | + | 275 | = |
|
| 6. | 364 | + | 319 | = |
|
| 7. | 131 | + | 125 | = |
|
| 8. | 382 | + | 225 | = |
|
| 9. | 350 | + | 303 | = |
|
| 10. | 172 | + | 144 | = |
|