Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 490 | + | 423 | = |
|
| 2. | 476 | + | 213 | = |
|
| 3. | 246 | + | 172 | = |
|
| 4. | 168 | + | 157 | = |
|
| 5. | 479 | + | 167 | = |
|
| 6. | 316 | + | 308 | = |
|
| 7. | 477 | + | 327 | = |
|
| 8. | 351 | + | 259 | = |
|
| 9. | 327 | + | 171 | = |
|
| 10. | 465 | + | 288 | = |
|
| Oefening 2 | |||||
| 1. | 480 | + | 285 | = |
|
| 2. | 427 | + | 357 | = |
|
| 3. | 365 | + | 191 | = |
|
| 4. | 234 | + | 187 | = |
|
| 5. | 154 | + | 104 | = |
|
| 6. | 385 | + | 218 | = |
|
| 7. | 317 | + | 214 | = |
|
| 8. | 340 | + | 113 | = |
|
| 9. | 307 | + | 168 | = |
|
| 10. | 280 | + | 120 | = |
|
| Oefening 3 | |||||
| 1. | 378 | + | 120 | = |
|
| 2. | 445 | + | 377 | = |
|
| 3. | 230 | + | 230 | = |
|
| 4. | 159 | + | 124 | = |
|
| 5. | 328 | + | 257 | = |
|
| 6. | 389 | + | 172 | = |
|
| 7. | 446 | + | 435 | = |
|
| 8. | 270 | + | 164 | = |
|
| 9. | 345 | + | 335 | = |
|
| 10. | 448 | + | 142 | = |
|
| Oefening 4 | |||||
| 1. | 409 | + | 396 | = |
|
| 2. | 281 | + | 163 | = |
|
| 3. | 357 | + | 319 | = |
|
| 4. | 171 | + | 166 | = |
|
| 5. | 442 | + | 306 | = |
|
| 6. | 356 | + | 231 | = |
|
| 7. | 335 | + | 181 | = |
|
| 8. | 381 | + | 159 | = |
|
| 9. | 342 | + | 118 | = |
|
| 10. | 339 | + | 312 | = |
|