Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 443 | + | 397 | = |
|
| 2. | 275 | + | 123 | = |
|
| 3. | 279 | + | 177 | = |
|
| 4. | 229 | + | 196 | = |
|
| 5. | 311 | + | 219 | = |
|
| 6. | 377 | + | 279 | = |
|
| 7. | 303 | + | 294 | = |
|
| 8. | 480 | + | 175 | = |
|
| 9. | 197 | + | 165 | = |
|
| 10. | 188 | + | 176 | = |
|
| Oefening 2 | |||||
| 1. | 420 | + | 281 | = |
|
| 2. | 173 | + | 150 | = |
|
| 3. | 422 | + | 132 | = |
|
| 4. | 321 | + | 132 | = |
|
| 5. | 405 | + | 242 | = |
|
| 6. | 329 | + | 159 | = |
|
| 7. | 308 | + | 120 | = |
|
| 8. | 485 | + | 279 | = |
|
| 9. | 423 | + | 304 | = |
|
| 10. | 351 | + | 317 | = |
|
| Oefening 3 | |||||
| 1. | 299 | + | 278 | = |
|
| 2. | 279 | + | 268 | = |
|
| 3. | 476 | + | 324 | = |
|
| 4. | 455 | + | 375 | = |
|
| 5. | 389 | + | 336 | = |
|
| 6. | 465 | + | 254 | = |
|
| 7. | 388 | + | 268 | = |
|
| 8. | 253 | + | 114 | = |
|
| 9. | 303 | + | 273 | = |
|
| 10. | 381 | + | 313 | = |
|
| Oefening 4 | |||||
| 1. | 442 | + | 207 | = |
|
| 2. | 478 | + | 135 | = |
|
| 3. | 366 | + | 322 | = |
|
| 4. | 425 | + | 118 | = |
|
| 5. | 444 | + | 211 | = |
|
| 6. | 426 | + | 168 | = |
|
| 7. | 142 | + | 118 | = |
|
| 8. | 189 | + | 144 | = |
|
| 9. | 298 | + | 256 | = |
|
| 10. | 444 | + | 223 | = |
|