Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 455 | + | 100 | = |
|
| 2. | 369 | + | 291 | = |
|
| 3. | 438 | + | 198 | = |
|
| 4. | 159 | + | 101 | = |
|
| 5. | 477 | + | 250 | = |
|
| 6. | 269 | + | 239 | = |
|
| 7. | 421 | + | 257 | = |
|
| 8. | 339 | + | 336 | = |
|
| 9. | 232 | + | 219 | = |
|
| 10. | 384 | + | 335 | = |
|
| Oefening 2 | |||||
| 1. | 278 | + | 234 | = |
|
| 2. | 440 | + | 272 | = |
|
| 3. | 496 | + | 119 | = |
|
| 4. | 474 | + | 471 | = |
|
| 5. | 441 | + | 378 | = |
|
| 6. | 435 | + | 307 | = |
|
| 7. | 406 | + | 192 | = |
|
| 8. | 361 | + | 126 | = |
|
| 9. | 334 | + | 208 | = |
|
| 10. | 456 | + | 411 | = |
|
| Oefening 3 | |||||
| 1. | 256 | + | 191 | = |
|
| 2. | 331 | + | 177 | = |
|
| 3. | 399 | + | 126 | = |
|
| 4. | 331 | + | 140 | = |
|
| 5. | 324 | + | 261 | = |
|
| 6. | 465 | + | 353 | = |
|
| 7. | 206 | + | 176 | = |
|
| 8. | 157 | + | 125 | = |
|
| 9. | 454 | + | 131 | = |
|
| 10. | 464 | + | 321 | = |
|
| Oefening 4 | |||||
| 1. | 485 | + | 263 | = |
|
| 2. | 393 | + | 147 | = |
|
| 3. | 414 | + | 310 | = |
|
| 4. | 436 | + | 140 | = |
|
| 5. | 308 | + | 148 | = |
|
| 6. | 431 | + | 389 | = |
|
| 7. | 470 | + | 108 | = |
|
| 8. | 308 | + | 101 | = |
|
| 9. | 365 | + | 356 | = |
|
| 10. | 400 | + | 315 | = |
|