Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 139 | + | 132 | = |
|
| 2. | 336 | + | 210 | = |
|
| 3. | 473 | + | 344 | = |
|
| 4. | 284 | + | 122 | = |
|
| 5. | 339 | + | 322 | = |
|
| 6. | 359 | + | 330 | = |
|
| 7. | 379 | + | 304 | = |
|
| 8. | 468 | + | 213 | = |
|
| 9. | 450 | + | 114 | = |
|
| 10. | 417 | + | 411 | = |
|
| Oefening 2 | |||||
| 1. | 383 | + | 277 | = |
|
| 2. | 402 | + | 386 | = |
|
| 3. | 482 | + | 184 | = |
|
| 4. | 451 | + | 211 | = |
|
| 5. | 449 | + | 414 | = |
|
| 6. | 490 | + | 420 | = |
|
| 7. | 455 | + | 147 | = |
|
| 8. | 329 | + | 325 | = |
|
| 9. | 271 | + | 237 | = |
|
| 10. | 483 | + | 431 | = |
|
| Oefening 3 | |||||
| 1. | 399 | + | 299 | = |
|
| 2. | 472 | + | 346 | = |
|
| 3. | 340 | + | 327 | = |
|
| 4. | 268 | + | 136 | = |
|
| 5. | 486 | + | 265 | = |
|
| 6. | 467 | + | 397 | = |
|
| 7. | 343 | + | 315 | = |
|
| 8. | 384 | + | 365 | = |
|
| 9. | 481 | + | 365 | = |
|
| 10. | 199 | + | 179 | = |
|
| Oefening 4 | |||||
| 1. | 477 | + | 134 | = |
|
| 2. | 456 | + | 190 | = |
|
| 3. | 223 | + | 130 | = |
|
| 4. | 219 | + | 157 | = |
|
| 5. | 320 | + | 268 | = |
|
| 6. | 390 | + | 152 | = |
|
| 7. | 367 | + | 253 | = |
|
| 8. | 251 | + | 185 | = |
|
| 9. | 274 | + | 108 | = |
|
| 10. | 389 | + | 328 | = |
|