Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 494 | + | 353 | = |
|
| 2. | 344 | + | 307 | = |
|
| 3. | 276 | + | 271 | = |
|
| 4. | 372 | + | 103 | = |
|
| 5. | 366 | + | 233 | = |
|
| 6. | 351 | + | 208 | = |
|
| 7. | 392 | + | 382 | = |
|
| 8. | 434 | + | 223 | = |
|
| 9. | 387 | + | 385 | = |
|
| 10. | 272 | + | 142 | = |
|
| Oefening 2 | |||||
| 1. | 457 | + | 226 | = |
|
| 2. | 428 | + | 218 | = |
|
| 3. | 218 | + | 184 | = |
|
| 4. | 355 | + | 318 | = |
|
| 5. | 425 | + | 237 | = |
|
| 6. | 341 | + | 187 | = |
|
| 7. | 465 | + | 346 | = |
|
| 8. | 194 | + | 138 | = |
|
| 9. | 392 | + | 220 | = |
|
| 10. | 483 | + | 149 | = |
|
| Oefening 3 | |||||
| 1. | 476 | + | 446 | = |
|
| 2. | 205 | + | 100 | = |
|
| 3. | 292 | + | 262 | = |
|
| 4. | 472 | + | 213 | = |
|
| 5. | 396 | + | 186 | = |
|
| 6. | 372 | + | 362 | = |
|
| 7. | 463 | + | 200 | = |
|
| 8. | 196 | + | 144 | = |
|
| 9. | 286 | + | 272 | = |
|
| 10. | 120 | + | 103 | = |
|
| Oefening 4 | |||||
| 1. | 265 | + | 251 | = |
|
| 2. | 168 | + | 151 | = |
|
| 3. | 492 | + | 316 | = |
|
| 4. | 486 | + | 413 | = |
|
| 5. | 456 | + | 100 | = |
|
| 6. | 428 | + | 130 | = |
|
| 7. | 440 | + | 400 | = |
|
| 8. | 495 | + | 274 | = |
|
| 9. | 228 | + | 133 | = |
|
| 10. | 345 | + | 100 | = |
|