Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 428 | + | 397 | = |
|
| 2. | 425 | + | 220 | = |
|
| 3. | 331 | + | 292 | = |
|
| 4. | 381 | + | 237 | = |
|
| 5. | 433 | + | 275 | = |
|
| 6. | 394 | + | 380 | = |
|
| 7. | 449 | + | 438 | = |
|
| 8. | 446 | + | 275 | = |
|
| 9. | 384 | + | 167 | = |
|
| 10. | 495 | + | 185 | = |
|
| Oefening 2 | |||||
| 1. | 491 | + | 115 | = |
|
| 2. | 363 | + | 274 | = |
|
| 3. | 362 | + | 168 | = |
|
| 4. | 298 | + | 229 | = |
|
| 5. | 471 | + | 210 | = |
|
| 6. | 443 | + | 209 | = |
|
| 7. | 331 | + | 212 | = |
|
| 8. | 441 | + | 273 | = |
|
| 9. | 285 | + | 281 | = |
|
| 10. | 453 | + | 447 | = |
|
| Oefening 3 | |||||
| 1. | 283 | + | 241 | = |
|
| 2. | 285 | + | 239 | = |
|
| 3. | 291 | + | 196 | = |
|
| 4. | 319 | + | 241 | = |
|
| 5. | 394 | + | 189 | = |
|
| 6. | 425 | + | 356 | = |
|
| 7. | 326 | + | 201 | = |
|
| 8. | 196 | + | 137 | = |
|
| 9. | 369 | + | 303 | = |
|
| 10. | 216 | + | 100 | = |
|
| Oefening 4 | |||||
| 1. | 131 | + | 112 | = |
|
| 2. | 459 | + | 377 | = |
|
| 3. | 459 | + | 241 | = |
|
| 4. | 401 | + | 308 | = |
|
| 5. | 270 | + | 182 | = |
|
| 6. | 404 | + | 270 | = |
|
| 7. | 331 | + | 117 | = |
|
| 8. | 417 | + | 324 | = |
|
| 9. | 292 | + | 140 | = |
|
| 10. | 326 | + | 241 | = |
|