Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 359 | + | 291 | = |
|
| 2. | 307 | + | 290 | = |
|
| 3. | 490 | + | 440 | = |
|
| 4. | 165 | + | 105 | = |
|
| 5. | 162 | + | 123 | = |
|
| 6. | 447 | + | 249 | = |
|
| 7. | 382 | + | 331 | = |
|
| 8. | 468 | + | 211 | = |
|
| 9. | 497 | + | 356 | = |
|
| 10. | 438 | + | 150 | = |
|
| Oefening 2 | |||||
| 1. | 475 | + | 384 | = |
|
| 2. | 126 | + | 119 | = |
|
| 3. | 459 | + | 137 | = |
|
| 4. | 412 | + | 209 | = |
|
| 5. | 211 | + | 210 | = |
|
| 6. | 343 | + | 176 | = |
|
| 7. | 270 | + | 110 | = |
|
| 8. | 458 | + | 143 | = |
|
| 9. | 324 | + | 193 | = |
|
| 10. | 388 | + | 166 | = |
|
| Oefening 3 | |||||
| 1. | 482 | + | 329 | = |
|
| 2. | 477 | + | 177 | = |
|
| 3. | 312 | + | 148 | = |
|
| 4. | 265 | + | 162 | = |
|
| 5. | 365 | + | 262 | = |
|
| 6. | 468 | + | 426 | = |
|
| 7. | 498 | + | 470 | = |
|
| 8. | 373 | + | 350 | = |
|
| 9. | 348 | + | 272 | = |
|
| 10. | 439 | + | 313 | = |
|
| Oefening 4 | |||||
| 1. | 397 | + | 192 | = |
|
| 2. | 462 | + | 432 | = |
|
| 3. | 399 | + | 352 | = |
|
| 4. | 439 | + | 285 | = |
|
| 5. | 433 | + | 311 | = |
|
| 6. | 235 | + | 191 | = |
|
| 7. | 387 | + | 211 | = |
|
| 8. | 478 | + | 361 | = |
|
| 9. | 409 | + | 197 | = |
|
| 10. | 490 | + | 307 | = |
|