Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 456 | + | 365 | = |
|
| 2. | 183 | + | 161 | = |
|
| 3. | 469 | + | 353 | = |
|
| 4. | 226 | + | 151 | = |
|
| 5. | 392 | + | 328 | = |
|
| 6. | 419 | + | 325 | = |
|
| 7. | 352 | + | 338 | = |
|
| 8. | 416 | + | 215 | = |
|
| 9. | 443 | + | 321 | = |
|
| 10. | 461 | + | 133 | = |
|
| Oefening 2 | |||||
| 1. | 409 | + | 181 | = |
|
| 2. | 482 | + | 431 | = |
|
| 3. | 290 | + | 232 | = |
|
| 4. | 474 | + | 228 | = |
|
| 5. | 219 | + | 160 | = |
|
| 6. | 449 | + | 269 | = |
|
| 7. | 452 | + | 225 | = |
|
| 8. | 451 | + | 157 | = |
|
| 9. | 456 | + | 219 | = |
|
| 10. | 409 | + | 347 | = |
|
| Oefening 3 | |||||
| 1. | 379 | + | 270 | = |
|
| 2. | 427 | + | 350 | = |
|
| 3. | 361 | + | 133 | = |
|
| 4. | 360 | + | 174 | = |
|
| 5. | 237 | + | 225 | = |
|
| 6. | 356 | + | 298 | = |
|
| 7. | 421 | + | 347 | = |
|
| 8. | 274 | + | 108 | = |
|
| 9. | 282 | + | 131 | = |
|
| 10. | 283 | + | 196 | = |
|
| Oefening 4 | |||||
| 1. | 437 | + | 431 | = |
|
| 2. | 498 | + | 400 | = |
|
| 3. | 461 | + | 117 | = |
|
| 4. | 477 | + | 280 | = |
|
| 5. | 449 | + | 277 | = |
|
| 6. | 414 | + | 240 | = |
|
| 7. | 398 | + | 376 | = |
|
| 8. | 407 | + | 382 | = |
|
| 9. | 394 | + | 115 | = |
|
| 10. | 130 | + | 130 | = |
|