Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 390 | + | 269 | = |
|
| 2. | 287 | + | 192 | = |
|
| 3. | 484 | + | 340 | = |
|
| 4. | 450 | + | 102 | = |
|
| 5. | 273 | + | 144 | = |
|
| 6. | 214 | + | 120 | = |
|
| 7. | 496 | + | 203 | = |
|
| 8. | 401 | + | 304 | = |
|
| 9. | 444 | + | 240 | = |
|
| 10. | 303 | + | 249 | = |
|
| Oefening 2 | |||||
| 1. | 473 | + | 339 | = |
|
| 2. | 477 | + | 300 | = |
|
| 3. | 327 | + | 207 | = |
|
| 4. | 490 | + | 351 | = |
|
| 5. | 452 | + | 412 | = |
|
| 6. | 354 | + | 296 | = |
|
| 7. | 487 | + | 265 | = |
|
| 8. | 167 | + | 158 | = |
|
| 9. | 462 | + | 159 | = |
|
| 10. | 446 | + | 132 | = |
|
| Oefening 3 | |||||
| 1. | 326 | + | 138 | = |
|
| 2. | 472 | + | 321 | = |
|
| 3. | 152 | + | 106 | = |
|
| 4. | 170 | + | 114 | = |
|
| 5. | 401 | + | 303 | = |
|
| 6. | 337 | + | 330 | = |
|
| 7. | 197 | + | 183 | = |
|
| 8. | 486 | + | 178 | = |
|
| 9. | 338 | + | 322 | = |
|
| 10. | 322 | + | 236 | = |
|
| Oefening 4 | |||||
| 1. | 207 | + | 145 | = |
|
| 2. | 179 | + | 144 | = |
|
| 3. | 387 | + | 337 | = |
|
| 4. | 296 | + | 256 | = |
|
| 5. | 297 | + | 248 | = |
|
| 6. | 410 | + | 281 | = |
|
| 7. | 407 | + | 366 | = |
|
| 8. | 361 | + | 124 | = |
|
| 9. | 431 | + | 244 | = |
|
| 10. | 199 | + | 125 | = |
|