Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 234 | + | 183 | = |
|
| 2. | 397 | + | 180 | = |
|
| 3. | 492 | + | 416 | = |
|
| 4. | 404 | + | 208 | = |
|
| 5. | 389 | + | 233 | = |
|
| 6. | 369 | + | 119 | = |
|
| 7. | 441 | + | 134 | = |
|
| 8. | 470 | + | 162 | = |
|
| 9. | 412 | + | 126 | = |
|
| 10. | 471 | + | 215 | = |
|
| Oefening 2 | |||||
| 1. | 469 | + | 378 | = |
|
| 2. | 332 | + | 251 | = |
|
| 3. | 425 | + | 134 | = |
|
| 4. | 319 | + | 316 | = |
|
| 5. | 337 | + | 125 | = |
|
| 6. | 287 | + | 145 | = |
|
| 7. | 238 | + | 212 | = |
|
| 8. | 266 | + | 183 | = |
|
| 9. | 488 | + | 457 | = |
|
| 10. | 393 | + | 116 | = |
|
| Oefening 3 | |||||
| 1. | 471 | + | 427 | = |
|
| 2. | 251 | + | 103 | = |
|
| 3. | 394 | + | 134 | = |
|
| 4. | 356 | + | 292 | = |
|
| 5. | 218 | + | 155 | = |
|
| 6. | 336 | + | 325 | = |
|
| 7. | 492 | + | 370 | = |
|
| 8. | 238 | + | 232 | = |
|
| 9. | 392 | + | 377 | = |
|
| 10. | 345 | + | 236 | = |
|
| Oefening 4 | |||||
| 1. | 343 | + | 113 | = |
|
| 2. | 383 | + | 276 | = |
|
| 3. | 398 | + | 158 | = |
|
| 4. | 439 | + | 377 | = |
|
| 5. | 253 | + | 208 | = |
|
| 6. | 329 | + | 325 | = |
|
| 7. | 228 | + | 149 | = |
|
| 8. | 401 | + | 314 | = |
|
| 9. | 355 | + | 271 | = |
|
| 10. | 397 | + | 252 | = |
|