Erbijsommen tot 1.000
Optellen
| Oefening 1 | |||||
| 1. | 494 | + | 130 | = |
|
| 2. | 404 | + | 331 | = |
|
| 3. | 353 | + | 110 | = |
|
| 4. | 354 | + | 311 | = |
|
| 5. | 256 | + | 129 | = |
|
| 6. | 244 | + | 204 | = |
|
| 7. | 429 | + | 386 | = |
|
| 8. | 414 | + | 269 | = |
|
| 9. | 440 | + | 420 | = |
|
| 10. | 310 | + | 181 | = |
|
| Oefening 2 | |||||
| 1. | 359 | + | 112 | = |
|
| 2. | 466 | + | 138 | = |
|
| 3. | 398 | + | 313 | = |
|
| 4. | 474 | + | 219 | = |
|
| 5. | 143 | + | 120 | = |
|
| 6. | 302 | + | 274 | = |
|
| 7. | 397 | + | 314 | = |
|
| 8. | 496 | + | 337 | = |
|
| 9. | 439 | + | 414 | = |
|
| 10. | 232 | + | 201 | = |
|
| Oefening 3 | |||||
| 1. | 360 | + | 281 | = |
|
| 2. | 381 | + | 241 | = |
|
| 3. | 356 | + | 205 | = |
|
| 4. | 452 | + | 199 | = |
|
| 5. | 467 | + | 244 | = |
|
| 6. | 160 | + | 151 | = |
|
| 7. | 471 | + | 322 | = |
|
| 8. | 393 | + | 304 | = |
|
| 9. | 490 | + | 356 | = |
|
| 10. | 333 | + | 117 | = |
|
| Oefening 4 | |||||
| 1. | 498 | + | 442 | = |
|
| 2. | 448 | + | 158 | = |
|
| 3. | 461 | + | 366 | = |
|
| 4. | 352 | + | 212 | = |
|
| 5. | 274 | + | 270 | = |
|
| 6. | 301 | + | 229 | = |
|
| 7. | 320 | + | 231 | = |
|
| 8. | 482 | + | 126 | = |
|
| 9. | 218 | + | 173 | = |
|
| 10. | 487 | + | 170 | = |
|