Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 475 | + | 273 | = |
|
| 2. | 259 | + | 171 | = |
|
| 3. | 324 | + | 147 | = |
|
| 4. | 455 | + | 264 | = |
|
| 5. | 483 | + | 461 | = |
|
| 6. | 281 | + | 270 | = |
|
| 7. | 271 | + | 137 | = |
|
| 8. | 488 | + | 405 | = |
|
| 9. | 396 | + | 102 | = |
|
| 10. | 379 | + | 283 | = |
|
| Oefening 2 | |||||
| 1. | 267 | + | 267 | = |
|
| 2. | 410 | + | 388 | = |
|
| 3. | 268 | + | 135 | = |
|
| 4. | 410 | + | 333 | = |
|
| 5. | 451 | + | 174 | = |
|
| 6. | 374 | + | 291 | = |
|
| 7. | 424 | + | 273 | = |
|
| 8. | 340 | + | 266 | = |
|
| 9. | 327 | + | 310 | = |
|
| 10. | 366 | + | 215 | = |
|
| Oefening 3 | |||||
| 1. | 363 | + | 323 | = |
|
| 2. | 464 | + | 224 | = |
|
| 3. | 282 | + | 180 | = |
|
| 4. | 232 | + | 166 | = |
|
| 5. | 342 | + | 250 | = |
|
| 6. | 355 | + | 355 | = |
|
| 7. | 494 | + | 274 | = |
|
| 8. | 409 | + | 351 | = |
|
| 9. | 449 | + | 230 | = |
|
| 10. | 494 | + | 145 | = |
|
| Oefening 4 | |||||
| 1. | 299 | + | 132 | = |
|
| 2. | 308 | + | 149 | = |
|
| 3. | 494 | + | 351 | = |
|
| 4. | 472 | + | 357 | = |
|
| 5. | 363 | + | 162 | = |
|
| 6. | 367 | + | 324 | = |
|
| 7. | 491 | + | 277 | = |
|
| 8. | 474 | + | 123 | = |
|
| 9. | 374 | + | 319 | = |
|
| 10. | 412 | + | 318 | = |
|