Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 464 | + | 143 | = |
|
| 2. | 486 | + | 436 | = |
|
| 3. | 233 | + | 180 | = |
|
| 4. | 321 | + | 247 | = |
|
| 5. | 358 | + | 192 | = |
|
| 6. | 372 | + | 369 | = |
|
| 7. | 367 | + | 340 | = |
|
| 8. | 200 | + | 124 | = |
|
| 9. | 486 | + | 471 | = |
|
| 10. | 373 | + | 285 | = |
|
| Oefening 2 | |||||
| 1. | 267 | + | 159 | = |
|
| 2. | 401 | + | 185 | = |
|
| 3. | 393 | + | 387 | = |
|
| 4. | 470 | + | 433 | = |
|
| 5. | 330 | + | 213 | = |
|
| 6. | 256 | + | 237 | = |
|
| 7. | 480 | + | 476 | = |
|
| 8. | 375 | + | 289 | = |
|
| 9. | 189 | + | 179 | = |
|
| 10. | 347 | + | 151 | = |
|
| Oefening 3 | |||||
| 1. | 273 | + | 145 | = |
|
| 2. | 493 | + | 491 | = |
|
| 3. | 491 | + | 288 | = |
|
| 4. | 499 | + | 293 | = |
|
| 5. | 329 | + | 150 | = |
|
| 6. | 498 | + | 463 | = |
|
| 7. | 417 | + | 150 | = |
|
| 8. | 495 | + | 138 | = |
|
| 9. | 308 | + | 307 | = |
|
| 10. | 475 | + | 438 | = |
|
| Oefening 4 | |||||
| 1. | 448 | + | 278 | = |
|
| 2. | 453 | + | 299 | = |
|
| 3. | 405 | + | 226 | = |
|
| 4. | 488 | + | 464 | = |
|
| 5. | 280 | + | 105 | = |
|
| 6. | 392 | + | 181 | = |
|
| 7. | 384 | + | 190 | = |
|
| 8. | 215 | + | 153 | = |
|
| 9. | 427 | + | 230 | = |
|
| 10. | 188 | + | 107 | = |
|