Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 312 | + | 270 | = |
|
| 2. | 478 | + | 227 | = |
|
| 3. | 261 | + | 179 | = |
|
| 4. | 303 | + | 152 | = |
|
| 5. | 453 | + | 323 | = |
|
| 6. | 248 | + | 106 | = |
|
| 7. | 353 | + | 263 | = |
|
| 8. | 332 | + | 240 | = |
|
| 9. | 349 | + | 129 | = |
|
| 10. | 327 | + | 215 | = |
|
| Oefening 2 | |||||
| 1. | 325 | + | 229 | = |
|
| 2. | 181 | + | 117 | = |
|
| 3. | 464 | + | 110 | = |
|
| 4. | 444 | + | 331 | = |
|
| 5. | 365 | + | 346 | = |
|
| 6. | 423 | + | 283 | = |
|
| 7. | 329 | + | 250 | = |
|
| 8. | 447 | + | 300 | = |
|
| 9. | 498 | + | 478 | = |
|
| 10. | 413 | + | 356 | = |
|
| Oefening 3 | |||||
| 1. | 453 | + | 292 | = |
|
| 2. | 195 | + | 146 | = |
|
| 3. | 242 | + | 222 | = |
|
| 4. | 258 | + | 221 | = |
|
| 5. | 382 | + | 306 | = |
|
| 6. | 437 | + | 226 | = |
|
| 7. | 208 | + | 118 | = |
|
| 8. | 287 | + | 177 | = |
|
| 9. | 315 | + | 293 | = |
|
| 10. | 410 | + | 144 | = |
|
| Oefening 4 | |||||
| 1. | 476 | + | 316 | = |
|
| 2. | 384 | + | 336 | = |
|
| 3. | 497 | + | 423 | = |
|
| 4. | 241 | + | 199 | = |
|
| 5. | 446 | + | 162 | = |
|
| 6. | 478 | + | 250 | = |
|
| 7. | 480 | + | 386 | = |
|
| 8. | 326 | + | 201 | = |
|
| 9. | 315 | + | 191 | = |
|
| 10. | 441 | + | 388 | = |
|