Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 261 | + | 255 | = |
|
| 2. | 497 | + | 425 | = |
|
| 3. | 469 | + | 343 | = |
|
| 4. | 356 | + | 233 | = |
|
| 5. | 139 | + | 119 | = |
|
| 6. | 328 | + | 164 | = |
|
| 7. | 243 | + | 152 | = |
|
| 8. | 398 | + | 187 | = |
|
| 9. | 366 | + | 127 | = |
|
| 10. | 495 | + | 161 | = |
|
| Oefening 2 | |||||
| 1. | 340 | + | 212 | = |
|
| 2. | 233 | + | 192 | = |
|
| 3. | 311 | + | 214 | = |
|
| 4. | 183 | + | 132 | = |
|
| 5. | 372 | + | 233 | = |
|
| 6. | 463 | + | 261 | = |
|
| 7. | 340 | + | 259 | = |
|
| 8. | 427 | + | 293 | = |
|
| 9. | 352 | + | 234 | = |
|
| 10. | 419 | + | 137 | = |
|
| Oefening 3 | |||||
| 1. | 479 | + | 188 | = |
|
| 2. | 442 | + | 431 | = |
|
| 3. | 441 | + | 404 | = |
|
| 4. | 480 | + | 350 | = |
|
| 5. | 441 | + | 277 | = |
|
| 6. | 365 | + | 277 | = |
|
| 7. | 272 | + | 145 | = |
|
| 8. | 435 | + | 183 | = |
|
| 9. | 362 | + | 201 | = |
|
| 10. | 341 | + | 296 | = |
|
| Oefening 4 | |||||
| 1. | 296 | + | 283 | = |
|
| 2. | 150 | + | 108 | = |
|
| 3. | 321 | + | 193 | = |
|
| 4. | 357 | + | 193 | = |
|
| 5. | 230 | + | 157 | = |
|
| 6. | 315 | + | 288 | = |
|
| 7. | 331 | + | 112 | = |
|
| 8. | 476 | + | 133 | = |
|
| 9. | 312 | + | 228 | = |
|
| 10. | 376 | + | 159 | = |
|