Erbijsommen tot 1.000
Optellen
| Oefening 1 | |||||
| 1. | 333 | + | 236 | = |
|
| 2. | 254 | + | 196 | = |
|
| 3. | 476 | + | 471 | = |
|
| 4. | 296 | + | 159 | = |
|
| 5. | 359 | + | 291 | = |
|
| 6. | 220 | + | 204 | = |
|
| 7. | 309 | + | 172 | = |
|
| 8. | 394 | + | 260 | = |
|
| 9. | 198 | + | 130 | = |
|
| 10. | 469 | + | 175 | = |
|
| Oefening 2 | |||||
| 1. | 411 | + | 337 | = |
|
| 2. | 456 | + | 429 | = |
|
| 3. | 305 | + | 133 | = |
|
| 4. | 486 | + | 151 | = |
|
| 5. | 475 | + | 144 | = |
|
| 6. | 223 | + | 106 | = |
|
| 7. | 294 | + | 234 | = |
|
| 8. | 376 | + | 129 | = |
|
| 9. | 303 | + | 187 | = |
|
| 10. | 470 | + | 303 | = |
|
| Oefening 3 | |||||
| 1. | 382 | + | 150 | = |
|
| 2. | 451 | + | 264 | = |
|
| 3. | 364 | + | 189 | = |
|
| 4. | 411 | + | 125 | = |
|
| 5. | 349 | + | 293 | = |
|
| 6. | 473 | + | 156 | = |
|
| 7. | 433 | + | 249 | = |
|
| 8. | 129 | + | 103 | = |
|
| 9. | 496 | + | 473 | = |
|
| 10. | 268 | + | 130 | = |
|
| Oefening 4 | |||||
| 1. | 482 | + | 433 | = |
|
| 2. | 280 | + | 201 | = |
|
| 3. | 358 | + | 257 | = |
|
| 4. | 186 | + | 177 | = |
|
| 5. | 472 | + | 310 | = |
|
| 6. | 188 | + | 112 | = |
|
| 7. | 220 | + | 105 | = |
|
| 8. | 486 | + | 190 | = |
|
| 9. | 489 | + | 216 | = |
|
| 10. | 385 | + | 218 | = |
|