Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 311 | + | 156 | = |
|
| 2. | 461 | + | 451 | = |
|
| 3. | 498 | + | 421 | = |
|
| 4. | 422 | + | 274 | = |
|
| 5. | 370 | + | 178 | = |
|
| 6. | 413 | + | 174 | = |
|
| 7. | 159 | + | 109 | = |
|
| 8. | 189 | + | 188 | = |
|
| 9. | 418 | + | 348 | = |
|
| 10. | 299 | + | 223 | = |
|
| Oefening 2 | |||||
| 1. | 463 | + | 384 | = |
|
| 2. | 399 | + | 223 | = |
|
| 3. | 446 | + | 399 | = |
|
| 4. | 382 | + | 248 | = |
|
| 5. | 243 | + | 230 | = |
|
| 6. | 152 | + | 121 | = |
|
| 7. | 213 | + | 177 | = |
|
| 8. | 424 | + | 407 | = |
|
| 9. | 413 | + | 368 | = |
|
| 10. | 279 | + | 196 | = |
|
| Oefening 3 | |||||
| 1. | 333 | + | 286 | = |
|
| 2. | 410 | + | 375 | = |
|
| 3. | 455 | + | 300 | = |
|
| 4. | 283 | + | 149 | = |
|
| 5. | 396 | + | 315 | = |
|
| 6. | 314 | + | 224 | = |
|
| 7. | 362 | + | 118 | = |
|
| 8. | 234 | + | 142 | = |
|
| 9. | 226 | + | 167 | = |
|
| 10. | 253 | + | 185 | = |
|
| Oefening 4 | |||||
| 1. | 334 | + | 192 | = |
|
| 2. | 444 | + | 409 | = |
|
| 3. | 182 | + | 118 | = |
|
| 4. | 458 | + | 400 | = |
|
| 5. | 325 | + | 321 | = |
|
| 6. | 309 | + | 249 | = |
|
| 7. | 295 | + | 169 | = |
|
| 8. | 268 | + | 128 | = |
|
| 9. | 477 | + | 212 | = |
|
| 10. | 416 | + | 120 | = |
|