Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 424 | + | 359 | = |
|
| 2. | 492 | + | 250 | = |
|
| 3. | 251 | + | 203 | = |
|
| 4. | 475 | + | 364 | = |
|
| 5. | 459 | + | 323 | = |
|
| 6. | 489 | + | 204 | = |
|
| 7. | 468 | + | 158 | = |
|
| 8. | 288 | + | 162 | = |
|
| 9. | 164 | + | 101 | = |
|
| 10. | 474 | + | 377 | = |
|
| Oefening 2 | |||||
| 1. | 214 | + | 161 | = |
|
| 2. | 271 | + | 140 | = |
|
| 3. | 253 | + | 192 | = |
|
| 4. | 377 | + | 350 | = |
|
| 5. | 354 | + | 133 | = |
|
| 6. | 472 | + | 426 | = |
|
| 7. | 411 | + | 211 | = |
|
| 8. | 462 | + | 324 | = |
|
| 9. | 397 | + | 385 | = |
|
| 10. | 431 | + | 374 | = |
|
| Oefening 3 | |||||
| 1. | 325 | + | 189 | = |
|
| 2. | 461 | + | 308 | = |
|
| 3. | 497 | + | 134 | = |
|
| 4. | 252 | + | 204 | = |
|
| 5. | 195 | + | 153 | = |
|
| 6. | 447 | + | 142 | = |
|
| 7. | 500 | + | 361 | = |
|
| 8. | 318 | + | 147 | = |
|
| 9. | 239 | + | 223 | = |
|
| 10. | 456 | + | 154 | = |
|
| Oefening 4 | |||||
| 1. | 352 | + | 106 | = |
|
| 2. | 391 | + | 339 | = |
|
| 3. | 387 | + | 278 | = |
|
| 4. | 286 | + | 276 | = |
|
| 5. | 300 | + | 215 | = |
|
| 6. | 327 | + | 107 | = |
|
| 7. | 427 | + | 335 | = |
|
| 8. | 458 | + | 456 | = |
|
| 9. | 438 | + | 263 | = |
|
| 10. | 248 | + | 229 | = |
|