Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 283 | + | 231 | = |
|
| 2. | 437 | + | 112 | = |
|
| 3. | 346 | + | 191 | = |
|
| 4. | 391 | + | 256 | = |
|
| 5. | 341 | + | 281 | = |
|
| 6. | 488 | + | 407 | = |
|
| 7. | 222 | + | 218 | = |
|
| 8. | 492 | + | 170 | = |
|
| 9. | 445 | + | 441 | = |
|
| 10. | 281 | + | 145 | = |
|
| Oefening 2 | |||||
| 1. | 264 | + | 194 | = |
|
| 2. | 443 | + | 119 | = |
|
| 3. | 381 | + | 133 | = |
|
| 4. | 484 | + | 242 | = |
|
| 5. | 254 | + | 244 | = |
|
| 6. | 370 | + | 277 | = |
|
| 7. | 149 | + | 142 | = |
|
| 8. | 480 | + | 161 | = |
|
| 9. | 440 | + | 207 | = |
|
| 10. | 488 | + | 211 | = |
|
| Oefening 3 | |||||
| 1. | 303 | + | 275 | = |
|
| 2. | 448 | + | 354 | = |
|
| 3. | 323 | + | 251 | = |
|
| 4. | 500 | + | 244 | = |
|
| 5. | 447 | + | 365 | = |
|
| 6. | 465 | + | 351 | = |
|
| 7. | 349 | + | 270 | = |
|
| 8. | 488 | + | 448 | = |
|
| 9. | 300 | + | 162 | = |
|
| 10. | 362 | + | 176 | = |
|
| Oefening 4 | |||||
| 1. | 269 | + | 244 | = |
|
| 2. | 443 | + | 159 | = |
|
| 3. | 422 | + | 281 | = |
|
| 4. | 467 | + | 199 | = |
|
| 5. | 355 | + | 114 | = |
|
| 6. | 279 | + | 169 | = |
|
| 7. | 483 | + | 207 | = |
|
| 8. | 411 | + | 249 | = |
|
| 9. | 292 | + | 233 | = |
|
| 10. | 247 | + | 181 | = |
|