Erbijsommen tot 1.000
Optellen
| Oefening 1 | |||||
| 1. | 414 | + | 144 | = |
|
| 2. | 309 | + | 214 | = |
|
| 3. | 198 | + | 147 | = |
|
| 4. | 280 | + | 174 | = |
|
| 5. | 224 | + | 138 | = |
|
| 6. | 465 | + | 346 | = |
|
| 7. | 371 | + | 259 | = |
|
| 8. | 371 | + | 294 | = |
|
| 9. | 396 | + | 394 | = |
|
| 10. | 370 | + | 296 | = |
|
| Oefening 2 | |||||
| 1. | 340 | + | 250 | = |
|
| 2. | 290 | + | 174 | = |
|
| 3. | 492 | + | 356 | = |
|
| 4. | 494 | + | 295 | = |
|
| 5. | 385 | + | 183 | = |
|
| 6. | 269 | + | 133 | = |
|
| 7. | 373 | + | 166 | = |
|
| 8. | 446 | + | 229 | = |
|
| 9. | 479 | + | 399 | = |
|
| 10. | 453 | + | 123 | = |
|
| Oefening 3 | |||||
| 1. | 276 | + | 151 | = |
|
| 2. | 482 | + | 298 | = |
|
| 3. | 234 | + | 129 | = |
|
| 4. | 426 | + | 413 | = |
|
| 5. | 478 | + | 119 | = |
|
| 6. | 304 | + | 280 | = |
|
| 7. | 209 | + | 141 | = |
|
| 8. | 416 | + | 159 | = |
|
| 9. | 387 | + | 371 | = |
|
| 10. | 333 | + | 318 | = |
|
| Oefening 4 | |||||
| 1. | 396 | + | 157 | = |
|
| 2. | 464 | + | 269 | = |
|
| 3. | 345 | + | 319 | = |
|
| 4. | 389 | + | 262 | = |
|
| 5. | 346 | + | 176 | = |
|
| 6. | 258 | + | 176 | = |
|
| 7. | 452 | + | 128 | = |
|
| 8. | 396 | + | 392 | = |
|
| 9. | 316 | + | 204 | = |
|
| 10. | 460 | + | 289 | = |
|