Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 435 | + | 139 | = |
|
| 2. | 370 | + | 218 | = |
|
| 3. | 471 | + | 376 | = |
|
| 4. | 386 | + | 200 | = |
|
| 5. | 273 | + | 245 | = |
|
| 6. | 307 | + | 113 | = |
|
| 7. | 479 | + | 281 | = |
|
| 8. | 334 | + | 109 | = |
|
| 9. | 482 | + | 233 | = |
|
| 10. | 359 | + | 223 | = |
|
| Oefening 2 | |||||
| 1. | 275 | + | 190 | = |
|
| 2. | 176 | + | 143 | = |
|
| 3. | 263 | + | 175 | = |
|
| 4. | 454 | + | 370 | = |
|
| 5. | 321 | + | 294 | = |
|
| 6. | 175 | + | 134 | = |
|
| 7. | 469 | + | 203 | = |
|
| 8. | 306 | + | 291 | = |
|
| 9. | 485 | + | 249 | = |
|
| 10. | 488 | + | 421 | = |
|
| Oefening 3 | |||||
| 1. | 369 | + | 358 | = |
|
| 2. | 490 | + | 200 | = |
|
| 3. | 334 | + | 228 | = |
|
| 4. | 338 | + | 299 | = |
|
| 5. | 178 | + | 104 | = |
|
| 6. | 484 | + | 148 | = |
|
| 7. | 406 | + | 373 | = |
|
| 8. | 243 | + | 116 | = |
|
| 9. | 361 | + | 340 | = |
|
| 10. | 459 | + | 291 | = |
|
| Oefening 4 | |||||
| 1. | 410 | + | 284 | = |
|
| 2. | 396 | + | 174 | = |
|
| 3. | 487 | + | 259 | = |
|
| 4. | 457 | + | 245 | = |
|
| 5. | 410 | + | 209 | = |
|
| 6. | 433 | + | 219 | = |
|
| 7. | 456 | + | 276 | = |
|
| 8. | 403 | + | 327 | = |
|
| 9. | 485 | + | 457 | = |
|
| 10. | 345 | + | 295 | = |
|