Erbijsommen tot 1.000
Optellen
| Oefening 1 | |||||
| 1. | 230 | + | 195 | = |
|
| 2. | 376 | + | 204 | = |
|
| 3. | 486 | + | 379 | = |
|
| 4. | 334 | + | 290 | = |
|
| 5. | 298 | + | 256 | = |
|
| 6. | 312 | + | 153 | = |
|
| 7. | 446 | + | 317 | = |
|
| 8. | 436 | + | 335 | = |
|
| 9. | 358 | + | 167 | = |
|
| 10. | 364 | + | 223 | = |
|
| Oefening 2 | |||||
| 1. | 482 | + | 233 | = |
|
| 2. | 300 | + | 110 | = |
|
| 3. | 266 | + | 214 | = |
|
| 4. | 433 | + | 305 | = |
|
| 5. | 252 | + | 163 | = |
|
| 6. | 455 | + | 216 | = |
|
| 7. | 429 | + | 391 | = |
|
| 8. | 358 | + | 123 | = |
|
| 9. | 260 | + | 156 | = |
|
| 10. | 225 | + | 196 | = |
|
| Oefening 3 | |||||
| 1. | 490 | + | 121 | = |
|
| 2. | 222 | + | 195 | = |
|
| 3. | 481 | + | 107 | = |
|
| 4. | 446 | + | 258 | = |
|
| 5. | 345 | + | 145 | = |
|
| 6. | 494 | + | 383 | = |
|
| 7. | 453 | + | 232 | = |
|
| 8. | 402 | + | 280 | = |
|
| 9. | 391 | + | 376 | = |
|
| 10. | 413 | + | 320 | = |
|
| Oefening 4 | |||||
| 1. | 292 | + | 192 | = |
|
| 2. | 381 | + | 233 | = |
|
| 3. | 458 | + | 302 | = |
|
| 4. | 406 | + | 318 | = |
|
| 5. | 390 | + | 290 | = |
|
| 6. | 401 | + | 320 | = |
|
| 7. | 246 | + | 239 | = |
|
| 8. | 418 | + | 191 | = |
|
| 9. | 466 | + | 407 | = |
|
| 10. | 499 | + | 289 | = |
|