Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 421 | + | 128 | = |
|
| 2. | 363 | + | 352 | = |
|
| 3. | 274 | + | 156 | = |
|
| 4. | 348 | + | 283 | = |
|
| 5. | 423 | + | 380 | = |
|
| 6. | 403 | + | 384 | = |
|
| 7. | 453 | + | 180 | = |
|
| 8. | 381 | + | 273 | = |
|
| 9. | 468 | + | 243 | = |
|
| 10. | 451 | + | 219 | = |
|
| Oefening 2 | |||||
| 1. | 405 | + | 178 | = |
|
| 2. | 462 | + | 335 | = |
|
| 3. | 212 | + | 177 | = |
|
| 4. | 270 | + | 265 | = |
|
| 5. | 455 | + | 203 | = |
|
| 6. | 460 | + | 450 | = |
|
| 7. | 491 | + | 212 | = |
|
| 8. | 264 | + | 109 | = |
|
| 9. | 464 | + | 199 | = |
|
| 10. | 324 | + | 284 | = |
|
| Oefening 3 | |||||
| 1. | 407 | + | 109 | = |
|
| 2. | 346 | + | 330 | = |
|
| 3. | 304 | + | 109 | = |
|
| 4. | 473 | + | 286 | = |
|
| 5. | 473 | + | 248 | = |
|
| 6. | 367 | + | 191 | = |
|
| 7. | 456 | + | 287 | = |
|
| 8. | 477 | + | 200 | = |
|
| 9. | 397 | + | 225 | = |
|
| 10. | 349 | + | 286 | = |
|
| Oefening 4 | |||||
| 1. | 473 | + | 425 | = |
|
| 2. | 112 | + | 112 | = |
|
| 3. | 451 | + | 257 | = |
|
| 4. | 473 | + | 393 | = |
|
| 5. | 346 | + | 169 | = |
|
| 6. | 359 | + | 141 | = |
|
| 7. | 481 | + | 170 | = |
|
| 8. | 475 | + | 128 | = |
|
| 9. | 482 | + | 395 | = |
|
| 10. | 415 | + | 315 | = |
|