Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 238 | + | 131 | = |
|
| 2. | 475 | + | 360 | = |
|
| 3. | 239 | + | 181 | = |
|
| 4. | 458 | + | 166 | = |
|
| 5. | 212 | + | 188 | = |
|
| 6. | 132 | + | 125 | = |
|
| 7. | 429 | + | 138 | = |
|
| 8. | 449 | + | 106 | = |
|
| 9. | 421 | + | 152 | = |
|
| 10. | 413 | + | 402 | = |
|
| Oefening 2 | |||||
| 1. | 407 | + | 402 | = |
|
| 2. | 454 | + | 292 | = |
|
| 3. | 493 | + | 234 | = |
|
| 4. | 305 | + | 242 | = |
|
| 5. | 354 | + | 199 | = |
|
| 6. | 328 | + | 290 | = |
|
| 7. | 205 | + | 201 | = |
|
| 8. | 469 | + | 391 | = |
|
| 9. | 252 | + | 123 | = |
|
| 10. | 170 | + | 169 | = |
|
| Oefening 3 | |||||
| 1. | 301 | + | 150 | = |
|
| 2. | 353 | + | 256 | = |
|
| 3. | 324 | + | 303 | = |
|
| 4. | 369 | + | 292 | = |
|
| 5. | 141 | + | 139 | = |
|
| 6. | 431 | + | 325 | = |
|
| 7. | 290 | + | 172 | = |
|
| 8. | 435 | + | 269 | = |
|
| 9. | 398 | + | 166 | = |
|
| 10. | 474 | + | 149 | = |
|
| Oefening 4 | |||||
| 1. | 424 | + | 305 | = |
|
| 2. | 431 | + | 363 | = |
|
| 3. | 377 | + | 347 | = |
|
| 4. | 422 | + | 297 | = |
|
| 5. | 449 | + | 424 | = |
|
| 6. | 173 | + | 155 | = |
|
| 7. | 450 | + | 304 | = |
|
| 8. | 496 | + | 387 | = |
|
| 9. | 480 | + | 173 | = |
|
| 10. | 397 | + | 235 | = |
|