Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 474 | + | 268 | = |
|
| 2. | 381 | + | 119 | = |
|
| 3. | 354 | + | 317 | = |
|
| 4. | 439 | + | 326 | = |
|
| 5. | 478 | + | 347 | = |
|
| 6. | 181 | + | 162 | = |
|
| 7. | 362 | + | 112 | = |
|
| 8. | 440 | + | 246 | = |
|
| 9. | 462 | + | 353 | = |
|
| 10. | 483 | + | 191 | = |
|
| Oefening 2 | |||||
| 1. | 115 | + | 111 | = |
|
| 2. | 486 | + | 301 | = |
|
| 3. | 447 | + | 198 | = |
|
| 4. | 347 | + | 279 | = |
|
| 5. | 428 | + | 139 | = |
|
| 6. | 245 | + | 196 | = |
|
| 7. | 445 | + | 222 | = |
|
| 8. | 428 | + | 323 | = |
|
| 9. | 301 | + | 152 | = |
|
| 10. | 343 | + | 302 | = |
|
| Oefening 3 | |||||
| 1. | 448 | + | 340 | = |
|
| 2. | 261 | + | 198 | = |
|
| 3. | 411 | + | 253 | = |
|
| 4. | 364 | + | 130 | = |
|
| 5. | 167 | + | 130 | = |
|
| 6. | 130 | + | 116 | = |
|
| 7. | 341 | + | 337 | = |
|
| 8. | 434 | + | 129 | = |
|
| 9. | 459 | + | 135 | = |
|
| 10. | 494 | + | 170 | = |
|
| Oefening 4 | |||||
| 1. | 353 | + | 151 | = |
|
| 2. | 495 | + | 466 | = |
|
| 3. | 305 | + | 249 | = |
|
| 4. | 365 | + | 185 | = |
|
| 5. | 332 | + | 246 | = |
|
| 6. | 331 | + | 283 | = |
|
| 7. | 426 | + | 148 | = |
|
| 8. | 322 | + | 120 | = |
|
| 9. | 479 | + | 283 | = |
|
| 10. | 285 | + | 239 | = |
|