Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 320 | + | 166 | = |
|
| 2. | 184 | + | 112 | = |
|
| 3. | 392 | + | 246 | = |
|
| 4. | 397 | + | 173 | = |
|
| 5. | 239 | + | 109 | = |
|
| 6. | 351 | + | 127 | = |
|
| 7. | 480 | + | 196 | = |
|
| 8. | 441 | + | 260 | = |
|
| 9. | 423 | + | 307 | = |
|
| 10. | 214 | + | 203 | = |
|
| Oefening 2 | |||||
| 1. | 425 | + | 405 | = |
|
| 2. | 430 | + | 307 | = |
|
| 3. | 242 | + | 240 | = |
|
| 4. | 481 | + | 119 | = |
|
| 5. | 367 | + | 335 | = |
|
| 6. | 420 | + | 213 | = |
|
| 7. | 443 | + | 282 | = |
|
| 8. | 441 | + | 184 | = |
|
| 9. | 382 | + | 342 | = |
|
| 10. | 484 | + | 284 | = |
|
| Oefening 3 | |||||
| 1. | 315 | + | 306 | = |
|
| 2. | 473 | + | 400 | = |
|
| 3. | 349 | + | 170 | = |
|
| 4. | 308 | + | 176 | = |
|
| 5. | 329 | + | 266 | = |
|
| 6. | 322 | + | 237 | = |
|
| 7. | 442 | + | 213 | = |
|
| 8. | 432 | + | 194 | = |
|
| 9. | 235 | + | 165 | = |
|
| 10. | 231 | + | 207 | = |
|
| Oefening 4 | |||||
| 1. | 305 | + | 195 | = |
|
| 2. | 451 | + | 311 | = |
|
| 3. | 389 | + | 306 | = |
|
| 4. | 283 | + | 127 | = |
|
| 5. | 499 | + | 180 | = |
|
| 6. | 462 | + | 161 | = |
|
| 7. | 419 | + | 301 | = |
|
| 8. | 450 | + | 402 | = |
|
| 9. | 438 | + | 338 | = |
|
| 10. | 389 | + | 114 | = |
|