Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 328 | + | 171 | = |
|
| 2. | 492 | + | 138 | = |
|
| 3. | 463 | + | 283 | = |
|
| 4. | 256 | + | 167 | = |
|
| 5. | 429 | + | 414 | = |
|
| 6. | 305 | + | 167 | = |
|
| 7. | 483 | + | 389 | = |
|
| 8. | 273 | + | 185 | = |
|
| 9. | 367 | + | 349 | = |
|
| 10. | 465 | + | 319 | = |
|
| Oefening 2 | |||||
| 1. | 461 | + | 339 | = |
|
| 2. | 403 | + | 385 | = |
|
| 3. | 328 | + | 269 | = |
|
| 4. | 388 | + | 304 | = |
|
| 5. | 211 | + | 178 | = |
|
| 6. | 384 | + | 307 | = |
|
| 7. | 201 | + | 140 | = |
|
| 8. | 477 | + | 439 | = |
|
| 9. | 457 | + | 290 | = |
|
| 10. | 420 | + | 268 | = |
|
| Oefening 3 | |||||
| 1. | 268 | + | 252 | = |
|
| 2. | 387 | + | 107 | = |
|
| 3. | 367 | + | 206 | = |
|
| 4. | 415 | + | 106 | = |
|
| 5. | 365 | + | 156 | = |
|
| 6. | 217 | + | 187 | = |
|
| 7. | 381 | + | 121 | = |
|
| 8. | 458 | + | 119 | = |
|
| 9. | 334 | + | 265 | = |
|
| 10. | 454 | + | 351 | = |
|
| Oefening 4 | |||||
| 1. | 500 | + | 233 | = |
|
| 2. | 351 | + | 107 | = |
|
| 3. | 420 | + | 395 | = |
|
| 4. | 252 | + | 104 | = |
|
| 5. | 395 | + | 281 | = |
|
| 6. | 413 | + | 259 | = |
|
| 7. | 310 | + | 196 | = |
|
| 8. | 165 | + | 129 | = |
|
| 9. | 360 | + | 255 | = |
|
| 10. | 499 | + | 288 | = |
|