Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 248 | + | 154 | = |
|
| 2. | 457 | + | 316 | = |
|
| 3. | 362 | + | 259 | = |
|
| 4. | 405 | + | 323 | = |
|
| 5. | 460 | + | 365 | = |
|
| 6. | 294 | + | 185 | = |
|
| 7. | 497 | + | 494 | = |
|
| 8. | 470 | + | 285 | = |
|
| 9. | 376 | + | 140 | = |
|
| 10. | 353 | + | 259 | = |
|
| Oefening 2 | |||||
| 1. | 450 | + | 304 | = |
|
| 2. | 418 | + | 351 | = |
|
| 3. | 389 | + | 380 | = |
|
| 4. | 412 | + | 241 | = |
|
| 5. | 448 | + | 171 | = |
|
| 6. | 399 | + | 310 | = |
|
| 7. | 340 | + | 161 | = |
|
| 8. | 441 | + | 410 | = |
|
| 9. | 322 | + | 311 | = |
|
| 10. | 419 | + | 124 | = |
|
| Oefening 3 | |||||
| 1. | 496 | + | 415 | = |
|
| 2. | 373 | + | 268 | = |
|
| 3. | 411 | + | 407 | = |
|
| 4. | 490 | + | 238 | = |
|
| 5. | 222 | + | 175 | = |
|
| 6. | 460 | + | 338 | = |
|
| 7. | 487 | + | 283 | = |
|
| 8. | 223 | + | 176 | = |
|
| 9. | 462 | + | 259 | = |
|
| 10. | 236 | + | 102 | = |
|
| Oefening 4 | |||||
| 1. | 394 | + | 350 | = |
|
| 2. | 477 | + | 278 | = |
|
| 3. | 325 | + | 194 | = |
|
| 4. | 388 | + | 214 | = |
|
| 5. | 451 | + | 447 | = |
|
| 6. | 224 | + | 176 | = |
|
| 7. | 487 | + | 342 | = |
|
| 8. | 493 | + | 132 | = |
|
| 9. | 459 | + | 163 | = |
|
| 10. | 470 | + | 204 | = |
|