Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 453 | + | 205 | = |
|
| 2. | 404 | + | 240 | = |
|
| 3. | 422 | + | 126 | = |
|
| 4. | 306 | + | 263 | = |
|
| 5. | 428 | + | 154 | = |
|
| 6. | 481 | + | 197 | = |
|
| 7. | 336 | + | 326 | = |
|
| 8. | 410 | + | 118 | = |
|
| 9. | 279 | + | 170 | = |
|
| 10. | 435 | + | 125 | = |
|
| Oefening 2 | |||||
| 1. | 281 | + | 216 | = |
|
| 2. | 299 | + | 286 | = |
|
| 3. | 456 | + | 303 | = |
|
| 4. | 235 | + | 169 | = |
|
| 5. | 339 | + | 187 | = |
|
| 6. | 241 | + | 152 | = |
|
| 7. | 438 | + | 436 | = |
|
| 8. | 254 | + | 133 | = |
|
| 9. | 307 | + | 247 | = |
|
| 10. | 340 | + | 108 | = |
|
| Oefening 3 | |||||
| 1. | 479 | + | 272 | = |
|
| 2. | 436 | + | 249 | = |
|
| 3. | 303 | + | 133 | = |
|
| 4. | 419 | + | 386 | = |
|
| 5. | 326 | + | 124 | = |
|
| 6. | 484 | + | 291 | = |
|
| 7. | 472 | + | 453 | = |
|
| 8. | 374 | + | 227 | = |
|
| 9. | 365 | + | 347 | = |
|
| 10. | 462 | + | 442 | = |
|
| Oefening 4 | |||||
| 1. | 495 | + | 400 | = |
|
| 2. | 260 | + | 135 | = |
|
| 3. | 277 | + | 146 | = |
|
| 4. | 407 | + | 113 | = |
|
| 5. | 243 | + | 143 | = |
|
| 6. | 484 | + | 284 | = |
|
| 7. | 425 | + | 255 | = |
|
| 8. | 416 | + | 297 | = |
|
| 9. | 156 | + | 123 | = |
|
| 10. | 369 | + | 324 | = |
|