Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 408 | + | 298 | = |
|
| 2. | 295 | + | 123 | = |
|
| 3. | 394 | + | 301 | = |
|
| 4. | 258 | + | 241 | = |
|
| 5. | 407 | + | 266 | = |
|
| 6. | 221 | + | 155 | = |
|
| 7. | 251 | + | 106 | = |
|
| 8. | 200 | + | 120 | = |
|
| 9. | 219 | + | 124 | = |
|
| 10. | 382 | + | 254 | = |
|
| Oefening 2 | |||||
| 1. | 456 | + | 285 | = |
|
| 2. | 292 | + | 205 | = |
|
| 3. | 487 | + | 300 | = |
|
| 4. | 307 | + | 148 | = |
|
| 5. | 418 | + | 198 | = |
|
| 6. | 339 | + | 326 | = |
|
| 7. | 328 | + | 215 | = |
|
| 8. | 492 | + | 119 | = |
|
| 9. | 328 | + | 317 | = |
|
| 10. | 471 | + | 217 | = |
|
| Oefening 3 | |||||
| 1. | 454 | + | 446 | = |
|
| 2. | 485 | + | 164 | = |
|
| 3. | 447 | + | 156 | = |
|
| 4. | 488 | + | 238 | = |
|
| 5. | 500 | + | 414 | = |
|
| 6. | 270 | + | 203 | = |
|
| 7. | 371 | + | 244 | = |
|
| 8. | 396 | + | 347 | = |
|
| 9. | 229 | + | 128 | = |
|
| 10. | 486 | + | 300 | = |
|
| Oefening 4 | |||||
| 1. | 271 | + | 122 | = |
|
| 2. | 451 | + | 129 | = |
|
| 3. | 321 | + | 229 | = |
|
| 4. | 200 | + | 152 | = |
|
| 5. | 283 | + | 149 | = |
|
| 6. | 303 | + | 199 | = |
|
| 7. | 261 | + | 124 | = |
|
| 8. | 415 | + | 369 | = |
|
| 9. | 312 | + | 251 | = |
|
| 10. | 306 | + | 113 | = |
|