Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 305 | + | 121 | = |
|
| 2. | 430 | + | 231 | = |
|
| 3. | 278 | + | 195 | = |
|
| 4. | 244 | + | 122 | = |
|
| 5. | 188 | + | 171 | = |
|
| 6. | 479 | + | 399 | = |
|
| 7. | 349 | + | 130 | = |
|
| 8. | 451 | + | 168 | = |
|
| 9. | 466 | + | 229 | = |
|
| 10. | 336 | + | 159 | = |
|
| Oefening 2 | |||||
| 1. | 335 | + | 203 | = |
|
| 2. | 123 | + | 103 | = |
|
| 3. | 166 | + | 130 | = |
|
| 4. | 134 | + | 114 | = |
|
| 5. | 481 | + | 171 | = |
|
| 6. | 391 | + | 185 | = |
|
| 7. | 270 | + | 192 | = |
|
| 8. | 469 | + | 129 | = |
|
| 9. | 298 | + | 279 | = |
|
| 10. | 403 | + | 249 | = |
|
| Oefening 3 | |||||
| 1. | 303 | + | 126 | = |
|
| 2. | 362 | + | 252 | = |
|
| 3. | 437 | + | 309 | = |
|
| 4. | 365 | + | 196 | = |
|
| 5. | 500 | + | 470 | = |
|
| 6. | 422 | + | 172 | = |
|
| 7. | 343 | + | 105 | = |
|
| 8. | 239 | + | 203 | = |
|
| 9. | 414 | + | 122 | = |
|
| 10. | 356 | + | 271 | = |
|
| Oefening 4 | |||||
| 1. | 328 | + | 301 | = |
|
| 2. | 450 | + | 337 | = |
|
| 3. | 444 | + | 167 | = |
|
| 4. | 180 | + | 141 | = |
|
| 5. | 396 | + | 394 | = |
|
| 6. | 407 | + | 127 | = |
|
| 7. | 406 | + | 233 | = |
|
| 8. | 376 | + | 138 | = |
|
| 9. | 301 | + | 260 | = |
|
| 10. | 232 | + | 140 | = |
|