Erbijsommen tot 1.000
Optellen
| Oefening 1 | |||||
| 1. | 410 | + | 296 | = |
|
| 2. | 482 | + | 367 | = |
|
| 3. | 283 | + | 254 | = |
|
| 4. | 313 | + | 192 | = |
|
| 5. | 438 | + | 372 | = |
|
| 6. | 346 | + | 197 | = |
|
| 7. | 432 | + | 213 | = |
|
| 8. | 258 | + | 198 | = |
|
| 9. | 446 | + | 443 | = |
|
| 10. | 488 | + | 358 | = |
|
| Oefening 2 | |||||
| 1. | 479 | + | 409 | = |
|
| 2. | 328 | + | 242 | = |
|
| 3. | 386 | + | 359 | = |
|
| 4. | 381 | + | 136 | = |
|
| 5. | 300 | + | 266 | = |
|
| 6. | 261 | + | 105 | = |
|
| 7. | 473 | + | 472 | = |
|
| 8. | 479 | + | 472 | = |
|
| 9. | 256 | + | 147 | = |
|
| 10. | 437 | + | 168 | = |
|
| Oefening 3 | |||||
| 1. | 428 | + | 181 | = |
|
| 2. | 325 | + | 116 | = |
|
| 3. | 220 | + | 154 | = |
|
| 4. | 417 | + | 250 | = |
|
| 5. | 214 | + | 164 | = |
|
| 6. | 399 | + | 368 | = |
|
| 7. | 353 | + | 256 | = |
|
| 8. | 373 | + | 314 | = |
|
| 9. | 467 | + | 217 | = |
|
| 10. | 418 | + | 410 | = |
|
| Oefening 4 | |||||
| 1. | 467 | + | 260 | = |
|
| 2. | 495 | + | 183 | = |
|
| 3. | 396 | + | 249 | = |
|
| 4. | 324 | + | 143 | = |
|
| 5. | 433 | + | 362 | = |
|
| 6. | 439 | + | 147 | = |
|
| 7. | 469 | + | 107 | = |
|
| 8. | 447 | + | 424 | = |
|
| 9. | 434 | + | 306 | = |
|
| 10. | 411 | + | 215 | = |
|