Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 401 | + | 155 | = |
|
| 2. | 209 | + | 150 | = |
|
| 3. | 456 | + | 119 | = |
|
| 4. | 429 | + | 232 | = |
|
| 5. | 472 | + | 177 | = |
|
| 6. | 486 | + | 115 | = |
|
| 7. | 492 | + | 165 | = |
|
| 8. | 499 | + | 204 | = |
|
| 9. | 334 | + | 326 | = |
|
| 10. | 305 | + | 232 | = |
|
| Oefening 2 | |||||
| 1. | 361 | + | 162 | = |
|
| 2. | 497 | + | 352 | = |
|
| 3. | 453 | + | 299 | = |
|
| 4. | 318 | + | 247 | = |
|
| 5. | 184 | + | 159 | = |
|
| 6. | 480 | + | 397 | = |
|
| 7. | 467 | + | 440 | = |
|
| 8. | 411 | + | 195 | = |
|
| 9. | 281 | + | 231 | = |
|
| 10. | 451 | + | 398 | = |
|
| Oefening 3 | |||||
| 1. | 452 | + | 293 | = |
|
| 2. | 481 | + | 285 | = |
|
| 3. | 421 | + | 314 | = |
|
| 4. | 293 | + | 162 | = |
|
| 5. | 440 | + | 361 | = |
|
| 6. | 407 | + | 309 | = |
|
| 7. | 422 | + | 255 | = |
|
| 8. | 364 | + | 272 | = |
|
| 9. | 143 | + | 123 | = |
|
| 10. | 288 | + | 124 | = |
|
| Oefening 4 | |||||
| 1. | 177 | + | 169 | = |
|
| 2. | 352 | + | 347 | = |
|
| 3. | 209 | + | 196 | = |
|
| 4. | 484 | + | 277 | = |
|
| 5. | 323 | + | 268 | = |
|
| 6. | 317 | + | 145 | = |
|
| 7. | 453 | + | 338 | = |
|
| 8. | 408 | + | 399 | = |
|
| 9. | 192 | + | 184 | = |
|
| 10. | 424 | + | 260 | = |
|