Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 451 | + | 123 | = |
|
| 2. | 321 | + | 120 | = |
|
| 3. | 339 | + | 192 | = |
|
| 4. | 278 | + | 169 | = |
|
| 5. | 444 | + | 368 | = |
|
| 6. | 269 | + | 150 | = |
|
| 7. | 396 | + | 281 | = |
|
| 8. | 280 | + | 279 | = |
|
| 9. | 239 | + | 212 | = |
|
| 10. | 454 | + | 277 | = |
|
| Oefening 2 | |||||
| 1. | 276 | + | 118 | = |
|
| 2. | 494 | + | 175 | = |
|
| 3. | 250 | + | 185 | = |
|
| 4. | 389 | + | 115 | = |
|
| 5. | 417 | + | 191 | = |
|
| 6. | 180 | + | 156 | = |
|
| 7. | 196 | + | 111 | = |
|
| 8. | 167 | + | 137 | = |
|
| 9. | 268 | + | 198 | = |
|
| 10. | 191 | + | 168 | = |
|
| Oefening 3 | |||||
| 1. | 399 | + | 276 | = |
|
| 2. | 381 | + | 206 | = |
|
| 3. | 398 | + | 149 | = |
|
| 4. | 443 | + | 224 | = |
|
| 5. | 434 | + | 303 | = |
|
| 6. | 485 | + | 422 | = |
|
| 7. | 439 | + | 260 | = |
|
| 8. | 232 | + | 181 | = |
|
| 9. | 379 | + | 308 | = |
|
| 10. | 307 | + | 221 | = |
|
| Oefening 4 | |||||
| 1. | 491 | + | 441 | = |
|
| 2. | 437 | + | 423 | = |
|
| 3. | 246 | + | 104 | = |
|
| 4. | 454 | + | 194 | = |
|
| 5. | 410 | + | 341 | = |
|
| 6. | 462 | + | 133 | = |
|
| 7. | 271 | + | 247 | = |
|
| 8. | 480 | + | 298 | = |
|
| 9. | 259 | + | 131 | = |
|
| 10. | 380 | + | 307 | = |
|