Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 164 | + | 133 | = |
|
| 2. | 412 | + | 224 | = |
|
| 3. | 391 | + | 109 | = |
|
| 4. | 266 | + | 248 | = |
|
| 5. | 349 | + | 167 | = |
|
| 6. | 372 | + | 141 | = |
|
| 7. | 441 | + | 412 | = |
|
| 8. | 448 | + | 347 | = |
|
| 9. | 433 | + | 376 | = |
|
| 10. | 357 | + | 251 | = |
|
| Oefening 2 | |||||
| 1. | 134 | + | 134 | = |
|
| 2. | 468 | + | 319 | = |
|
| 3. | 253 | + | 214 | = |
|
| 4. | 376 | + | 267 | = |
|
| 5. | 195 | + | 165 | = |
|
| 6. | 447 | + | 160 | = |
|
| 7. | 352 | + | 314 | = |
|
| 8. | 272 | + | 177 | = |
|
| 9. | 322 | + | 107 | = |
|
| 10. | 391 | + | 222 | = |
|
| Oefening 3 | |||||
| 1. | 386 | + | 153 | = |
|
| 2. | 485 | + | 111 | = |
|
| 3. | 304 | + | 300 | = |
|
| 4. | 244 | + | 149 | = |
|
| 5. | 204 | + | 176 | = |
|
| 6. | 303 | + | 122 | = |
|
| 7. | 457 | + | 307 | = |
|
| 8. | 477 | + | 105 | = |
|
| 9. | 156 | + | 129 | = |
|
| 10. | 430 | + | 400 | = |
|
| Oefening 4 | |||||
| 1. | 444 | + | 117 | = |
|
| 2. | 414 | + | 194 | = |
|
| 3. | 357 | + | 174 | = |
|
| 4. | 205 | + | 137 | = |
|
| 5. | 391 | + | 244 | = |
|
| 6. | 492 | + | 336 | = |
|
| 7. | 373 | + | 114 | = |
|
| 8. | 290 | + | 159 | = |
|
| 9. | 460 | + | 410 | = |
|
| 10. | 171 | + | 162 | = |
|