Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 479 | + | 237 | = |
|
| 2. | 451 | + | 112 | = |
|
| 3. | 485 | + | 107 | = |
|
| 4. | 173 | + | 136 | = |
|
| 5. | 324 | + | 210 | = |
|
| 6. | 339 | + | 288 | = |
|
| 7. | 169 | + | 168 | = |
|
| 8. | 305 | + | 239 | = |
|
| 9. | 447 | + | 355 | = |
|
| 10. | 475 | + | 433 | = |
|
| Oefening 2 | |||||
| 1. | 265 | + | 121 | = |
|
| 2. | 300 | + | 190 | = |
|
| 3. | 323 | + | 191 | = |
|
| 4. | 396 | + | 366 | = |
|
| 5. | 385 | + | 172 | = |
|
| 6. | 314 | + | 291 | = |
|
| 7. | 425 | + | 403 | = |
|
| 8. | 158 | + | 117 | = |
|
| 9. | 474 | + | 206 | = |
|
| 10. | 305 | + | 102 | = |
|
| Oefening 3 | |||||
| 1. | 443 | + | 192 | = |
|
| 2. | 284 | + | 144 | = |
|
| 3. | 450 | + | 112 | = |
|
| 4. | 449 | + | 415 | = |
|
| 5. | 217 | + | 189 | = |
|
| 6. | 491 | + | 489 | = |
|
| 7. | 450 | + | 296 | = |
|
| 8. | 239 | + | 201 | = |
|
| 9. | 338 | + | 177 | = |
|
| 10. | 379 | + | 167 | = |
|
| Oefening 4 | |||||
| 1. | 426 | + | 367 | = |
|
| 2. | 394 | + | 263 | = |
|
| 3. | 332 | + | 215 | = |
|
| 4. | 237 | + | 121 | = |
|
| 5. | 257 | + | 237 | = |
|
| 6. | 450 | + | 346 | = |
|
| 7. | 440 | + | 227 | = |
|
| 8. | 445 | + | 140 | = |
|
| 9. | 280 | + | 272 | = |
|
| 10. | 285 | + | 152 | = |
|