Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 363 | + | 216 | = |
|
| 2. | 437 | + | 246 | = |
|
| 3. | 478 | + | 216 | = |
|
| 4. | 306 | + | 141 | = |
|
| 5. | 375 | + | 328 | = |
|
| 6. | 180 | + | 119 | = |
|
| 7. | 261 | + | 163 | = |
|
| 8. | 412 | + | 111 | = |
|
| 9. | 153 | + | 105 | = |
|
| 10. | 174 | + | 148 | = |
|
| Oefening 2 | |||||
| 1. | 317 | + | 307 | = |
|
| 2. | 357 | + | 108 | = |
|
| 3. | 327 | + | 206 | = |
|
| 4. | 380 | + | 232 | = |
|
| 5. | 384 | + | 354 | = |
|
| 6. | 242 | + | 120 | = |
|
| 7. | 254 | + | 235 | = |
|
| 8. | 459 | + | 168 | = |
|
| 9. | 461 | + | 353 | = |
|
| 10. | 319 | + | 208 | = |
|
| Oefening 3 | |||||
| 1. | 433 | + | 127 | = |
|
| 2. | 493 | + | 324 | = |
|
| 3. | 420 | + | 216 | = |
|
| 4. | 326 | + | 281 | = |
|
| 5. | 385 | + | 158 | = |
|
| 6. | 447 | + | 326 | = |
|
| 7. | 293 | + | 255 | = |
|
| 8. | 324 | + | 247 | = |
|
| 9. | 238 | + | 165 | = |
|
| 10. | 453 | + | 185 | = |
|
| Oefening 4 | |||||
| 1. | 482 | + | 475 | = |
|
| 2. | 261 | + | 241 | = |
|
| 3. | 135 | + | 121 | = |
|
| 4. | 272 | + | 221 | = |
|
| 5. | 472 | + | 458 | = |
|
| 6. | 246 | + | 190 | = |
|
| 7. | 165 | + | 106 | = |
|
| 8. | 393 | + | 108 | = |
|
| 9. | 162 | + | 110 | = |
|
| 10. | 469 | + | 381 | = |
|