Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 427 | + | 227 | = |
|
| 2. | 474 | + | 425 | = |
|
| 3. | 399 | + | 396 | = |
|
| 4. | 252 | + | 182 | = |
|
| 5. | 398 | + | 366 | = |
|
| 6. | 356 | + | 205 | = |
|
| 7. | 450 | + | 286 | = |
|
| 8. | 416 | + | 298 | = |
|
| 9. | 441 | + | 397 | = |
|
| 10. | 214 | + | 211 | = |
|
| Oefening 2 | |||||
| 1. | 345 | + | 177 | = |
|
| 2. | 244 | + | 115 | = |
|
| 3. | 459 | + | 163 | = |
|
| 4. | 399 | + | 121 | = |
|
| 5. | 311 | + | 191 | = |
|
| 6. | 327 | + | 266 | = |
|
| 7. | 245 | + | 182 | = |
|
| 8. | 440 | + | 147 | = |
|
| 9. | 438 | + | 179 | = |
|
| 10. | 488 | + | 247 | = |
|
| Oefening 3 | |||||
| 1. | 425 | + | 335 | = |
|
| 2. | 346 | + | 220 | = |
|
| 3. | 405 | + | 294 | = |
|
| 4. | 430 | + | 258 | = |
|
| 5. | 392 | + | 391 | = |
|
| 6. | 491 | + | 215 | = |
|
| 7. | 389 | + | 171 | = |
|
| 8. | 189 | + | 170 | = |
|
| 9. | 364 | + | 274 | = |
|
| 10. | 452 | + | 437 | = |
|
| Oefening 4 | |||||
| 1. | 433 | + | 319 | = |
|
| 2. | 460 | + | 137 | = |
|
| 3. | 392 | + | 173 | = |
|
| 4. | 306 | + | 292 | = |
|
| 5. | 335 | + | 176 | = |
|
| 6. | 415 | + | 145 | = |
|
| 7. | 414 | + | 316 | = |
|
| 8. | 187 | + | 159 | = |
|
| 9. | 453 | + | 372 | = |
|
| 10. | 476 | + | 450 | = |
|