Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 453 | + | 370 | = |
|
| 2. | 447 | + | 157 | = |
|
| 3. | 289 | + | 248 | = |
|
| 4. | 369 | + | 300 | = |
|
| 5. | 460 | + | 306 | = |
|
| 6. | 380 | + | 357 | = |
|
| 7. | 442 | + | 135 | = |
|
| 8. | 354 | + | 210 | = |
|
| 9. | 386 | + | 304 | = |
|
| 10. | 316 | + | 241 | = |
|
| Oefening 2 | |||||
| 1. | 123 | + | 111 | = |
|
| 2. | 479 | + | 442 | = |
|
| 3. | 323 | + | 118 | = |
|
| 4. | 431 | + | 122 | = |
|
| 5. | 443 | + | 379 | = |
|
| 6. | 435 | + | 173 | = |
|
| 7. | 479 | + | 289 | = |
|
| 8. | 460 | + | 288 | = |
|
| 9. | 466 | + | 232 | = |
|
| 10. | 290 | + | 238 | = |
|
| Oefening 3 | |||||
| 1. | 456 | + | 361 | = |
|
| 2. | 471 | + | 146 | = |
|
| 3. | 460 | + | 130 | = |
|
| 4. | 385 | + | 264 | = |
|
| 5. | 216 | + | 112 | = |
|
| 6. | 497 | + | 348 | = |
|
| 7. | 275 | + | 249 | = |
|
| 8. | 296 | + | 283 | = |
|
| 9. | 439 | + | 196 | = |
|
| 10. | 430 | + | 174 | = |
|
| Oefening 4 | |||||
| 1. | 296 | + | 167 | = |
|
| 2. | 454 | + | 384 | = |
|
| 3. | 444 | + | 367 | = |
|
| 4. | 500 | + | 123 | = |
|
| 5. | 275 | + | 150 | = |
|
| 6. | 368 | + | 338 | = |
|
| 7. | 478 | + | 252 | = |
|
| 8. | 451 | + | 166 | = |
|
| 9. | 357 | + | 319 | = |
|
| 10. | 296 | + | 248 | = |
|