Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 467 | + | 249 | = |
|
| 2. | 298 | + | 100 | = |
|
| 3. | 297 | + | 281 | = |
|
| 4. | 381 | + | 197 | = |
|
| 5. | 404 | + | 165 | = |
|
| 6. | 272 | + | 250 | = |
|
| 7. | 304 | + | 111 | = |
|
| 8. | 376 | + | 218 | = |
|
| 9. | 308 | + | 281 | = |
|
| 10. | 322 | + | 124 | = |
|
| Oefening 2 | |||||
| 1. | 432 | + | 167 | = |
|
| 2. | 446 | + | 280 | = |
|
| 3. | 262 | + | 197 | = |
|
| 4. | 457 | + | 360 | = |
|
| 5. | 486 | + | 271 | = |
|
| 6. | 492 | + | 473 | = |
|
| 7. | 385 | + | 173 | = |
|
| 8. | 369 | + | 218 | = |
|
| 9. | 409 | + | 216 | = |
|
| 10. | 239 | + | 110 | = |
|
| Oefening 3 | |||||
| 1. | 467 | + | 169 | = |
|
| 2. | 297 | + | 119 | = |
|
| 3. | 432 | + | 364 | = |
|
| 4. | 402 | + | 111 | = |
|
| 5. | 393 | + | 139 | = |
|
| 6. | 492 | + | 227 | = |
|
| 7. | 485 | + | 462 | = |
|
| 8. | 246 | + | 160 | = |
|
| 9. | 327 | + | 249 | = |
|
| 10. | 287 | + | 161 | = |
|
| Oefening 4 | |||||
| 1. | 301 | + | 293 | = |
|
| 2. | 210 | + | 114 | = |
|
| 3. | 465 | + | 344 | = |
|
| 4. | 341 | + | 318 | = |
|
| 5. | 435 | + | 163 | = |
|
| 6. | 277 | + | 179 | = |
|
| 7. | 480 | + | 220 | = |
|
| 8. | 489 | + | 227 | = |
|
| 9. | 475 | + | 464 | = |
|
| 10. | 128 | + | 108 | = |
|