Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 208 | + | 153 | = |
|
| 2. | 481 | + | 419 | = |
|
| 3. | 495 | + | 177 | = |
|
| 4. | 300 | + | 139 | = |
|
| 5. | 415 | + | 315 | = |
|
| 6. | 213 | + | 131 | = |
|
| 7. | 457 | + | 365 | = |
|
| 8. | 235 | + | 220 | = |
|
| 9. | 497 | + | 188 | = |
|
| 10. | 243 | + | 161 | = |
|
| Oefening 2 | |||||
| 1. | 474 | + | 121 | = |
|
| 2. | 466 | + | 127 | = |
|
| 3. | 482 | + | 173 | = |
|
| 4. | 262 | + | 160 | = |
|
| 5. | 362 | + | 309 | = |
|
| 6. | 350 | + | 124 | = |
|
| 7. | 412 | + | 358 | = |
|
| 8. | 249 | + | 238 | = |
|
| 9. | 487 | + | 203 | = |
|
| 10. | 444 | + | 386 | = |
|
| Oefening 3 | |||||
| 1. | 484 | + | 171 | = |
|
| 2. | 448 | + | 422 | = |
|
| 3. | 394 | + | 211 | = |
|
| 4. | 342 | + | 122 | = |
|
| 5. | 458 | + | 103 | = |
|
| 6. | 404 | + | 399 | = |
|
| 7. | 238 | + | 169 | = |
|
| 8. | 493 | + | 166 | = |
|
| 9. | 277 | + | 275 | = |
|
| 10. | 390 | + | 357 | = |
|
| Oefening 4 | |||||
| 1. | 288 | + | 261 | = |
|
| 2. | 463 | + | 356 | = |
|
| 3. | 276 | + | 126 | = |
|
| 4. | 108 | + | 102 | = |
|
| 5. | 484 | + | 382 | = |
|
| 6. | 405 | + | 281 | = |
|
| 7. | 304 | + | 171 | = |
|
| 8. | 367 | + | 306 | = |
|
| 9. | 425 | + | 378 | = |
|
| 10. | 365 | + | 351 | = |
|