Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 473 | + | 269 | = |
|
| 2. | 418 | + | 218 | = |
|
| 3. | 458 | + | 290 | = |
|
| 4. | 244 | + | 207 | = |
|
| 5. | 368 | + | 263 | = |
|
| 6. | 487 | + | 268 | = |
|
| 7. | 383 | + | 152 | = |
|
| 8. | 372 | + | 294 | = |
|
| 9. | 401 | + | 250 | = |
|
| 10. | 411 | + | 319 | = |
|
| Oefening 2 | |||||
| 1. | 426 | + | 123 | = |
|
| 2. | 345 | + | 326 | = |
|
| 3. | 379 | + | 218 | = |
|
| 4. | 274 | + | 179 | = |
|
| 5. | 430 | + | 155 | = |
|
| 6. | 403 | + | 116 | = |
|
| 7. | 434 | + | 254 | = |
|
| 8. | 479 | + | 422 | = |
|
| 9. | 419 | + | 301 | = |
|
| 10. | 315 | + | 263 | = |
|
| Oefening 3 | |||||
| 1. | 375 | + | 297 | = |
|
| 2. | 279 | + | 235 | = |
|
| 3. | 248 | + | 120 | = |
|
| 4. | 373 | + | 231 | = |
|
| 5. | 466 | + | 203 | = |
|
| 6. | 146 | + | 107 | = |
|
| 7. | 363 | + | 346 | = |
|
| 8. | 379 | + | 144 | = |
|
| 9. | 388 | + | 227 | = |
|
| 10. | 402 | + | 258 | = |
|
| Oefening 4 | |||||
| 1. | 432 | + | 223 | = |
|
| 2. | 495 | + | 318 | = |
|
| 3. | 446 | + | 219 | = |
|
| 4. | 299 | + | 145 | = |
|
| 5. | 237 | + | 206 | = |
|
| 6. | 385 | + | 205 | = |
|
| 7. | 287 | + | 149 | = |
|
| 8. | 321 | + | 293 | = |
|
| 9. | 452 | + | 144 | = |
|
| 10. | 335 | + | 163 | = |
|