Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 422 | + | 251 | = |
|
| 2. | 499 | + | 406 | = |
|
| 3. | 451 | + | 168 | = |
|
| 4. | 468 | + | 152 | = |
|
| 5. | 475 | + | 214 | = |
|
| 6. | 194 | + | 181 | = |
|
| 7. | 392 | + | 250 | = |
|
| 8. | 335 | + | 159 | = |
|
| 9. | 311 | + | 173 | = |
|
| 10. | 260 | + | 251 | = |
|
| Oefening 2 | |||||
| 1. | 247 | + | 181 | = |
|
| 2. | 390 | + | 163 | = |
|
| 3. | 277 | + | 171 | = |
|
| 4. | 475 | + | 402 | = |
|
| 5. | 479 | + | 315 | = |
|
| 6. | 462 | + | 395 | = |
|
| 7. | 227 | + | 163 | = |
|
| 8. | 469 | + | 250 | = |
|
| 9. | 188 | + | 102 | = |
|
| 10. | 378 | + | 262 | = |
|
| Oefening 3 | |||||
| 1. | 228 | + | 125 | = |
|
| 2. | 458 | + | 418 | = |
|
| 3. | 240 | + | 154 | = |
|
| 4. | 480 | + | 222 | = |
|
| 5. | 403 | + | 274 | = |
|
| 6. | 454 | + | 132 | = |
|
| 7. | 495 | + | 126 | = |
|
| 8. | 380 | + | 310 | = |
|
| 9. | 477 | + | 158 | = |
|
| 10. | 360 | + | 174 | = |
|
| Oefening 4 | |||||
| 1. | 329 | + | 273 | = |
|
| 2. | 490 | + | 361 | = |
|
| 3. | 235 | + | 195 | = |
|
| 4. | 421 | + | 100 | = |
|
| 5. | 323 | + | 286 | = |
|
| 6. | 321 | + | 280 | = |
|
| 7. | 490 | + | 447 | = |
|
| 8. | 371 | + | 363 | = |
|
| 9. | 332 | + | 302 | = |
|
| 10. | 246 | + | 127 | = |
|