Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 499 | + | 310 | = |
|
| 2. | 485 | + | 392 | = |
|
| 3. | 347 | + | 125 | = |
|
| 4. | 478 | + | 197 | = |
|
| 5. | 356 | + | 231 | = |
|
| 6. | 320 | + | 300 | = |
|
| 7. | 491 | + | 197 | = |
|
| 8. | 493 | + | 284 | = |
|
| 9. | 310 | + | 276 | = |
|
| 10. | 465 | + | 215 | = |
|
| Oefening 2 | |||||
| 1. | 496 | + | 232 | = |
|
| 2. | 333 | + | 129 | = |
|
| 3. | 429 | + | 258 | = |
|
| 4. | 443 | + | 195 | = |
|
| 5. | 417 | + | 350 | = |
|
| 6. | 392 | + | 205 | = |
|
| 7. | 402 | + | 224 | = |
|
| 8. | 435 | + | 396 | = |
|
| 9. | 335 | + | 126 | = |
|
| 10. | 340 | + | 181 | = |
|
| Oefening 3 | |||||
| 1. | 163 | + | 153 | = |
|
| 2. | 484 | + | 103 | = |
|
| 3. | 131 | + | 124 | = |
|
| 4. | 188 | + | 114 | = |
|
| 5. | 389 | + | 369 | = |
|
| 6. | 191 | + | 124 | = |
|
| 7. | 470 | + | 107 | = |
|
| 8. | 404 | + | 320 | = |
|
| 9. | 231 | + | 180 | = |
|
| 10. | 309 | + | 293 | = |
|
| Oefening 4 | |||||
| 1. | 475 | + | 371 | = |
|
| 2. | 152 | + | 130 | = |
|
| 3. | 338 | + | 283 | = |
|
| 4. | 383 | + | 186 | = |
|
| 5. | 410 | + | 410 | = |
|
| 6. | 485 | + | 325 | = |
|
| 7. | 213 | + | 183 | = |
|
| 8. | 272 | + | 124 | = |
|
| 9. | 496 | + | 369 | = |
|
| 10. | 360 | + | 168 | = |
|