Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 367 | + | 341 | = |
|
| 2. | 474 | + | 234 | = |
|
| 3. | 473 | + | 344 | = |
|
| 4. | 283 | + | 240 | = |
|
| 5. | 491 | + | 259 | = |
|
| 6. | 386 | + | 359 | = |
|
| 7. | 302 | + | 182 | = |
|
| 8. | 180 | + | 145 | = |
|
| 9. | 254 | + | 246 | = |
|
| 10. | 392 | + | 385 | = |
|
| Oefening 2 | |||||
| 1. | 232 | + | 196 | = |
|
| 2. | 396 | + | 379 | = |
|
| 3. | 491 | + | 239 | = |
|
| 4. | 346 | + | 115 | = |
|
| 5. | 282 | + | 137 | = |
|
| 6. | 500 | + | 366 | = |
|
| 7. | 417 | + | 245 | = |
|
| 8. | 305 | + | 203 | = |
|
| 9. | 317 | + | 168 | = |
|
| 10. | 336 | + | 318 | = |
|
| Oefening 3 | |||||
| 1. | 198 | + | 103 | = |
|
| 2. | 343 | + | 263 | = |
|
| 3. | 429 | + | 380 | = |
|
| 4. | 367 | + | 156 | = |
|
| 5. | 262 | + | 136 | = |
|
| 6. | 241 | + | 133 | = |
|
| 7. | 314 | + | 131 | = |
|
| 8. | 390 | + | 359 | = |
|
| 9. | 495 | + | 238 | = |
|
| 10. | 487 | + | 375 | = |
|
| Oefening 4 | |||||
| 1. | 250 | + | 209 | = |
|
| 2. | 385 | + | 326 | = |
|
| 3. | 276 | + | 127 | = |
|
| 4. | 401 | + | 146 | = |
|
| 5. | 449 | + | 390 | = |
|
| 6. | 405 | + | 291 | = |
|
| 7. | 188 | + | 162 | = |
|
| 8. | 476 | + | 297 | = |
|
| 9. | 346 | + | 200 | = |
|
| 10. | 434 | + | 386 | = |
|