Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 257 | + | 162 | = |
|
| 2. | 165 | + | 113 | = |
|
| 3. | 419 | + | 413 | = |
|
| 4. | 476 | + | 227 | = |
|
| 5. | 125 | + | 108 | = |
|
| 6. | 393 | + | 197 | = |
|
| 7. | 471 | + | 226 | = |
|
| 8. | 477 | + | 455 | = |
|
| 9. | 481 | + | 336 | = |
|
| 10. | 403 | + | 371 | = |
|
| Oefening 2 | |||||
| 1. | 497 | + | 221 | = |
|
| 2. | 253 | + | 108 | = |
|
| 3. | 477 | + | 343 | = |
|
| 4. | 300 | + | 218 | = |
|
| 5. | 385 | + | 212 | = |
|
| 6. | 346 | + | 130 | = |
|
| 7. | 205 | + | 124 | = |
|
| 8. | 264 | + | 174 | = |
|
| 9. | 397 | + | 274 | = |
|
| 10. | 200 | + | 190 | = |
|
| Oefening 3 | |||||
| 1. | 473 | + | 350 | = |
|
| 2. | 402 | + | 243 | = |
|
| 3. | 373 | + | 194 | = |
|
| 4. | 365 | + | 204 | = |
|
| 5. | 393 | + | 235 | = |
|
| 6. | 344 | + | 151 | = |
|
| 7. | 479 | + | 385 | = |
|
| 8. | 351 | + | 185 | = |
|
| 9. | 260 | + | 167 | = |
|
| 10. | 500 | + | 188 | = |
|
| Oefening 4 | |||||
| 1. | 391 | + | 367 | = |
|
| 2. | 326 | + | 180 | = |
|
| 3. | 293 | + | 141 | = |
|
| 4. | 252 | + | 185 | = |
|
| 5. | 328 | + | 301 | = |
|
| 6. | 343 | + | 153 | = |
|
| 7. | 479 | + | 259 | = |
|
| 8. | 195 | + | 195 | = |
|
| 9. | 146 | + | 117 | = |
|
| 10. | 264 | + | 118 | = |
|