Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 428 | + | 355 | = |
|
| 2. | 453 | + | 103 | = |
|
| 3. | 274 | + | 198 | = |
|
| 4. | 387 | + | 329 | = |
|
| 5. | 480 | + | 127 | = |
|
| 6. | 400 | + | 245 | = |
|
| 7. | 499 | + | 304 | = |
|
| 8. | 445 | + | 172 | = |
|
| 9. | 337 | + | 264 | = |
|
| 10. | 196 | + | 125 | = |
|
| Oefening 2 | |||||
| 1. | 282 | + | 225 | = |
|
| 2. | 286 | + | 109 | = |
|
| 3. | 452 | + | 211 | = |
|
| 4. | 487 | + | 275 | = |
|
| 5. | 473 | + | 235 | = |
|
| 6. | 403 | + | 396 | = |
|
| 7. | 328 | + | 209 | = |
|
| 8. | 362 | + | 105 | = |
|
| 9. | 485 | + | 305 | = |
|
| 10. | 477 | + | 419 | = |
|
| Oefening 3 | |||||
| 1. | 333 | + | 296 | = |
|
| 2. | 212 | + | 103 | = |
|
| 3. | 394 | + | 288 | = |
|
| 4. | 349 | + | 148 | = |
|
| 5. | 312 | + | 259 | = |
|
| 6. | 488 | + | 390 | = |
|
| 7. | 319 | + | 142 | = |
|
| 8. | 402 | + | 161 | = |
|
| 9. | 357 | + | 150 | = |
|
| 10. | 399 | + | 323 | = |
|
| Oefening 4 | |||||
| 1. | 111 | + | 106 | = |
|
| 2. | 381 | + | 264 | = |
|
| 3. | 192 | + | 140 | = |
|
| 4. | 301 | + | 121 | = |
|
| 5. | 197 | + | 115 | = |
|
| 6. | 330 | + | 145 | = |
|
| 7. | 397 | + | 283 | = |
|
| 8. | 230 | + | 181 | = |
|
| 9. | 211 | + | 147 | = |
|
| 10. | 410 | + | 220 | = |
|