Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 443 | + | 406 | = |
|
| 2. | 372 | + | 129 | = |
|
| 3. | 352 | + | 335 | = |
|
| 4. | 405 | + | 363 | = |
|
| 5. | 492 | + | 109 | = |
|
| 6. | 359 | + | 107 | = |
|
| 7. | 362 | + | 328 | = |
|
| 8. | 338 | + | 326 | = |
|
| 9. | 297 | + | 105 | = |
|
| 10. | 469 | + | 235 | = |
|
| Oefening 2 | |||||
| 1. | 385 | + | 111 | = |
|
| 2. | 447 | + | 406 | = |
|
| 3. | 316 | + | 112 | = |
|
| 4. | 272 | + | 196 | = |
|
| 5. | 358 | + | 311 | = |
|
| 6. | 317 | + | 309 | = |
|
| 7. | 110 | + | 100 | = |
|
| 8. | 442 | + | 103 | = |
|
| 9. | 488 | + | 233 | = |
|
| 10. | 458 | + | 250 | = |
|
| Oefening 3 | |||||
| 1. | 489 | + | 357 | = |
|
| 2. | 408 | + | 128 | = |
|
| 3. | 497 | + | 417 | = |
|
| 4. | 228 | + | 224 | = |
|
| 5. | 450 | + | 348 | = |
|
| 6. | 290 | + | 223 | = |
|
| 7. | 439 | + | 412 | = |
|
| 8. | 300 | + | 210 | = |
|
| 9. | 113 | + | 108 | = |
|
| 10. | 253 | + | 112 | = |
|
| Oefening 4 | |||||
| 1. | 361 | + | 212 | = |
|
| 2. | 140 | + | 117 | = |
|
| 3. | 496 | + | 421 | = |
|
| 4. | 226 | + | 163 | = |
|
| 5. | 395 | + | 176 | = |
|
| 6. | 453 | + | 151 | = |
|
| 7. | 443 | + | 414 | = |
|
| 8. | 233 | + | 219 | = |
|
| 9. | 192 | + | 114 | = |
|
| 10. | 155 | + | 119 | = |
|