Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 247 | + | 213 | = |
|
| 2. | 433 | + | 238 | = |
|
| 3. | 468 | + | 212 | = |
|
| 4. | 448 | + | 228 | = |
|
| 5. | 273 | + | 162 | = |
|
| 6. | 366 | + | 135 | = |
|
| 7. | 325 | + | 199 | = |
|
| 8. | 301 | + | 154 | = |
|
| 9. | 250 | + | 220 | = |
|
| 10. | 455 | + | 129 | = |
|
| Oefening 2 | |||||
| 1. | 358 | + | 143 | = |
|
| 2. | 347 | + | 291 | = |
|
| 3. | 338 | + | 308 | = |
|
| 4. | 440 | + | 225 | = |
|
| 5. | 426 | + | 224 | = |
|
| 6. | 252 | + | 108 | = |
|
| 7. | 490 | + | 234 | = |
|
| 8. | 227 | + | 124 | = |
|
| 9. | 196 | + | 192 | = |
|
| 10. | 431 | + | 184 | = |
|
| Oefening 3 | |||||
| 1. | 348 | + | 237 | = |
|
| 2. | 344 | + | 293 | = |
|
| 3. | 389 | + | 150 | = |
|
| 4. | 260 | + | 241 | = |
|
| 5. | 483 | + | 199 | = |
|
| 6. | 236 | + | 196 | = |
|
| 7. | 375 | + | 224 | = |
|
| 8. | 406 | + | 337 | = |
|
| 9. | 475 | + | 344 | = |
|
| 10. | 367 | + | 148 | = |
|
| Oefening 4 | |||||
| 1. | 410 | + | 335 | = |
|
| 2. | 352 | + | 320 | = |
|
| 3. | 416 | + | 335 | = |
|
| 4. | 198 | + | 107 | = |
|
| 5. | 401 | + | 157 | = |
|
| 6. | 267 | + | 107 | = |
|
| 7. | 382 | + | 166 | = |
|
| 8. | 147 | + | 126 | = |
|
| 9. | 493 | + | 106 | = |
|
| 10. | 353 | + | 304 | = |
|