Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 490 | + | 201 | = |
|
| 2. | 462 | + | 380 | = |
|
| 3. | 206 | + | 182 | = |
|
| 4. | 385 | + | 178 | = |
|
| 5. | 431 | + | 276 | = |
|
| 6. | 415 | + | 162 | = |
|
| 7. | 437 | + | 239 | = |
|
| 8. | 453 | + | 204 | = |
|
| 9. | 475 | + | 146 | = |
|
| 10. | 384 | + | 308 | = |
|
| Oefening 2 | |||||
| 1. | 382 | + | 250 | = |
|
| 2. | 300 | + | 140 | = |
|
| 3. | 308 | + | 212 | = |
|
| 4. | 335 | + | 266 | = |
|
| 5. | 226 | + | 191 | = |
|
| 6. | 259 | + | 157 | = |
|
| 7. | 307 | + | 103 | = |
|
| 8. | 490 | + | 132 | = |
|
| 9. | 401 | + | 100 | = |
|
| 10. | 295 | + | 273 | = |
|
| Oefening 3 | |||||
| 1. | 471 | + | 312 | = |
|
| 2. | 445 | + | 431 | = |
|
| 3. | 370 | + | 220 | = |
|
| 4. | 305 | + | 177 | = |
|
| 5. | 282 | + | 107 | = |
|
| 6. | 445 | + | 359 | = |
|
| 7. | 359 | + | 190 | = |
|
| 8. | 445 | + | 346 | = |
|
| 9. | 352 | + | 289 | = |
|
| 10. | 298 | + | 243 | = |
|
| Oefening 4 | |||||
| 1. | 354 | + | 200 | = |
|
| 2. | 273 | + | 131 | = |
|
| 3. | 412 | + | 282 | = |
|
| 4. | 409 | + | 260 | = |
|
| 5. | 374 | + | 268 | = |
|
| 6. | 450 | + | 158 | = |
|
| 7. | 413 | + | 331 | = |
|
| 8. | 278 | + | 260 | = |
|
| 9. | 493 | + | 364 | = |
|
| 10. | 256 | + | 201 | = |
|