Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 315 | + | 171 | = |
|
| 2. | 301 | + | 253 | = |
|
| 3. | 444 | + | 336 | = |
|
| 4. | 152 | + | 131 | = |
|
| 5. | 499 | + | 362 | = |
|
| 6. | 270 | + | 144 | = |
|
| 7. | 488 | + | 329 | = |
|
| 8. | 362 | + | 144 | = |
|
| 9. | 489 | + | 284 | = |
|
| 10. | 263 | + | 256 | = |
|
| Oefening 2 | |||||
| 1. | 306 | + | 305 | = |
|
| 2. | 383 | + | 348 | = |
|
| 3. | 456 | + | 404 | = |
|
| 4. | 484 | + | 209 | = |
|
| 5. | 199 | + | 115 | = |
|
| 6. | 325 | + | 200 | = |
|
| 7. | 357 | + | 110 | = |
|
| 8. | 435 | + | 305 | = |
|
| 9. | 256 | + | 185 | = |
|
| 10. | 496 | + | 457 | = |
|
| Oefening 3 | |||||
| 1. | 273 | + | 231 | = |
|
| 2. | 489 | + | 410 | = |
|
| 3. | 344 | + | 299 | = |
|
| 4. | 350 | + | 262 | = |
|
| 5. | 446 | + | 315 | = |
|
| 6. | 322 | + | 222 | = |
|
| 7. | 299 | + | 128 | = |
|
| 8. | 374 | + | 105 | = |
|
| 9. | 276 | + | 129 | = |
|
| 10. | 493 | + | 218 | = |
|
| Oefening 4 | |||||
| 1. | 380 | + | 247 | = |
|
| 2. | 415 | + | 195 | = |
|
| 3. | 314 | + | 291 | = |
|
| 4. | 173 | + | 107 | = |
|
| 5. | 323 | + | 290 | = |
|
| 6. | 404 | + | 172 | = |
|
| 7. | 435 | + | 415 | = |
|
| 8. | 461 | + | 116 | = |
|
| 9. | 476 | + | 307 | = |
|
| 10. | 480 | + | 182 | = |
|