Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 460 | + | 451 | = |
|
| 2. | 411 | + | 410 | = |
|
| 3. | 289 | + | 253 | = |
|
| 4. | 202 | + | 181 | = |
|
| 5. | 179 | + | 160 | = |
|
| 6. | 413 | + | 156 | = |
|
| 7. | 450 | + | 169 | = |
|
| 8. | 407 | + | 319 | = |
|
| 9. | 479 | + | 144 | = |
|
| 10. | 356 | + | 353 | = |
|
| Oefening 2 | |||||
| 1. | 407 | + | 323 | = |
|
| 2. | 488 | + | 266 | = |
|
| 3. | 414 | + | 158 | = |
|
| 4. | 172 | + | 146 | = |
|
| 5. | 362 | + | 145 | = |
|
| 6. | 474 | + | 119 | = |
|
| 7. | 495 | + | 168 | = |
|
| 8. | 251 | + | 234 | = |
|
| 9. | 318 | + | 258 | = |
|
| 10. | 408 | + | 287 | = |
|
| Oefening 3 | |||||
| 1. | 469 | + | 227 | = |
|
| 2. | 499 | + | 430 | = |
|
| 3. | 272 | + | 117 | = |
|
| 4. | 374 | + | 230 | = |
|
| 5. | 398 | + | 201 | = |
|
| 6. | 232 | + | 153 | = |
|
| 7. | 289 | + | 222 | = |
|
| 8. | 417 | + | 234 | = |
|
| 9. | 465 | + | 150 | = |
|
| 10. | 458 | + | 371 | = |
|
| Oefening 4 | |||||
| 1. | 370 | + | 260 | = |
|
| 2. | 287 | + | 185 | = |
|
| 3. | 213 | + | 182 | = |
|
| 4. | 492 | + | 108 | = |
|
| 5. | 387 | + | 336 | = |
|
| 6. | 428 | + | 313 | = |
|
| 7. | 386 | + | 229 | = |
|
| 8. | 486 | + | 470 | = |
|
| 9. | 418 | + | 408 | = |
|
| 10. | 204 | + | 125 | = |
|