Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 437 | + | 170 | = |
|
| 2. | 470 | + | 402 | = |
|
| 3. | 199 | + | 136 | = |
|
| 4. | 411 | + | 156 | = |
|
| 5. | 180 | + | 173 | = |
|
| 6. | 496 | + | 316 | = |
|
| 7. | 426 | + | 282 | = |
|
| 8. | 317 | + | 186 | = |
|
| 9. | 339 | + | 101 | = |
|
| 10. | 407 | + | 226 | = |
|
| Oefening 2 | |||||
| 1. | 343 | + | 217 | = |
|
| 2. | 416 | + | 340 | = |
|
| 3. | 452 | + | 299 | = |
|
| 4. | 288 | + | 107 | = |
|
| 5. | 481 | + | 461 | = |
|
| 6. | 446 | + | 435 | = |
|
| 7. | 439 | + | 170 | = |
|
| 8. | 385 | + | 232 | = |
|
| 9. | 360 | + | 189 | = |
|
| 10. | 385 | + | 191 | = |
|
| Oefening 3 | |||||
| 1. | 362 | + | 147 | = |
|
| 2. | 419 | + | 286 | = |
|
| 3. | 445 | + | 343 | = |
|
| 4. | 292 | + | 260 | = |
|
| 5. | 465 | + | 329 | = |
|
| 6. | 365 | + | 262 | = |
|
| 7. | 217 | + | 203 | = |
|
| 8. | 397 | + | 308 | = |
|
| 9. | 499 | + | 338 | = |
|
| 10. | 430 | + | 300 | = |
|
| Oefening 4 | |||||
| 1. | 134 | + | 100 | = |
|
| 2. | 460 | + | 415 | = |
|
| 3. | 169 | + | 102 | = |
|
| 4. | 406 | + | 190 | = |
|
| 5. | 253 | + | 242 | = |
|
| 6. | 448 | + | 373 | = |
|
| 7. | 475 | + | 113 | = |
|
| 8. | 278 | + | 182 | = |
|
| 9. | 500 | + | 242 | = |
|
| 10. | 377 | + | 311 | = |
|