Erbijsommen tot 1.000
Optellen
| Oefening 1 | |||||
| 1. | 344 | + | 138 | = |
|
| 2. | 374 | + | 349 | = |
|
| 3. | 361 | + | 267 | = |
|
| 4. | 299 | + | 132 | = |
|
| 5. | 400 | + | 203 | = |
|
| 6. | 486 | + | 197 | = |
|
| 7. | 334 | + | 142 | = |
|
| 8. | 389 | + | 161 | = |
|
| 9. | 490 | + | 247 | = |
|
| 10. | 457 | + | 335 | = |
|
| Oefening 2 | |||||
| 1. | 457 | + | 408 | = |
|
| 2. | 261 | + | 180 | = |
|
| 3. | 295 | + | 267 | = |
|
| 4. | 411 | + | 168 | = |
|
| 5. | 312 | + | 310 | = |
|
| 6. | 121 | + | 119 | = |
|
| 7. | 397 | + | 322 | = |
|
| 8. | 491 | + | 194 | = |
|
| 9. | 214 | + | 152 | = |
|
| 10. | 344 | + | 235 | = |
|
| Oefening 3 | |||||
| 1. | 341 | + | 195 | = |
|
| 2. | 486 | + | 417 | = |
|
| 3. | 428 | + | 177 | = |
|
| 4. | 192 | + | 134 | = |
|
| 5. | 472 | + | 129 | = |
|
| 6. | 324 | + | 132 | = |
|
| 7. | 325 | + | 183 | = |
|
| 8. | 454 | + | 351 | = |
|
| 9. | 418 | + | 368 | = |
|
| 10. | 340 | + | 178 | = |
|
| Oefening 4 | |||||
| 1. | 490 | + | 313 | = |
|
| 2. | 436 | + | 173 | = |
|
| 3. | 368 | + | 206 | = |
|
| 4. | 467 | + | 335 | = |
|
| 5. | 311 | + | 188 | = |
|
| 6. | 403 | + | 248 | = |
|
| 7. | 421 | + | 410 | = |
|
| 8. | 397 | + | 332 | = |
|
| 9. | 332 | + | 282 | = |
|
| 10. | 358 | + | 237 | = |
|