Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 244 | + | 183 | = |
|
| 2. | 445 | + | 108 | = |
|
| 3. | 455 | + | 141 | = |
|
| 4. | 323 | + | 114 | = |
|
| 5. | 275 | + | 150 | = |
|
| 6. | 463 | + | 241 | = |
|
| 7. | 299 | + | 182 | = |
|
| 8. | 424 | + | 364 | = |
|
| 9. | 282 | + | 140 | = |
|
| 10. | 439 | + | 428 | = |
|
| Oefening 2 | |||||
| 1. | 434 | + | 113 | = |
|
| 2. | 395 | + | 224 | = |
|
| 3. | 391 | + | 353 | = |
|
| 4. | 338 | + | 126 | = |
|
| 5. | 325 | + | 193 | = |
|
| 6. | 459 | + | 137 | = |
|
| 7. | 397 | + | 231 | = |
|
| 8. | 469 | + | 283 | = |
|
| 9. | 148 | + | 109 | = |
|
| 10. | 444 | + | 366 | = |
|
| Oefening 3 | |||||
| 1. | 480 | + | 357 | = |
|
| 2. | 413 | + | 201 | = |
|
| 3. | 442 | + | 198 | = |
|
| 4. | 271 | + | 109 | = |
|
| 5. | 390 | + | 205 | = |
|
| 6. | 341 | + | 275 | = |
|
| 7. | 433 | + | 367 | = |
|
| 8. | 281 | + | 265 | = |
|
| 9. | 313 | + | 305 | = |
|
| 10. | 141 | + | 123 | = |
|
| Oefening 4 | |||||
| 1. | 450 | + | 200 | = |
|
| 2. | 472 | + | 257 | = |
|
| 3. | 401 | + | 232 | = |
|
| 4. | 393 | + | 103 | = |
|
| 5. | 258 | + | 197 | = |
|
| 6. | 496 | + | 210 | = |
|
| 7. | 451 | + | 440 | = |
|
| 8. | 247 | + | 206 | = |
|
| 9. | 317 | + | 300 | = |
|
| 10. | 242 | + | 230 | = |
|