Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 236 | + | 147 | = |
|
| 2. | 476 | + | 289 | = |
|
| 3. | 298 | + | 231 | = |
|
| 4. | 470 | + | 468 | = |
|
| 5. | 287 | + | 204 | = |
|
| 6. | 437 | + | 376 | = |
|
| 7. | 465 | + | 332 | = |
|
| 8. | 298 | + | 125 | = |
|
| 9. | 345 | + | 306 | = |
|
| 10. | 372 | + | 182 | = |
|
| Oefening 2 | |||||
| 1. | 341 | + | 205 | = |
|
| 2. | 242 | + | 234 | = |
|
| 3. | 312 | + | 161 | = |
|
| 4. | 311 | + | 282 | = |
|
| 5. | 497 | + | 454 | = |
|
| 6. | 409 | + | 144 | = |
|
| 7. | 354 | + | 275 | = |
|
| 8. | 337 | + | 247 | = |
|
| 9. | 426 | + | 136 | = |
|
| 10. | 238 | + | 174 | = |
|
| Oefening 3 | |||||
| 1. | 488 | + | 102 | = |
|
| 2. | 214 | + | 153 | = |
|
| 3. | 363 | + | 188 | = |
|
| 4. | 340 | + | 150 | = |
|
| 5. | 407 | + | 239 | = |
|
| 6. | 244 | + | 234 | = |
|
| 7. | 216 | + | 202 | = |
|
| 8. | 326 | + | 218 | = |
|
| 9. | 154 | + | 151 | = |
|
| 10. | 437 | + | 191 | = |
|
| Oefening 4 | |||||
| 1. | 375 | + | 275 | = |
|
| 2. | 493 | + | 166 | = |
|
| 3. | 346 | + | 193 | = |
|
| 4. | 494 | + | 465 | = |
|
| 5. | 477 | + | 473 | = |
|
| 6. | 481 | + | 290 | = |
|
| 7. | 320 | + | 315 | = |
|
| 8. | 303 | + | 165 | = |
|
| 9. | 342 | + | 165 | = |
|
| 10. | 105 | + | 102 | = |
|