Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 431 | + | 245 | = |
|
| 2. | 262 | + | 157 | = |
|
| 3. | 146 | + | 117 | = |
|
| 4. | 498 | + | 314 | = |
|
| 5. | 442 | + | 100 | = |
|
| 6. | 388 | + | 349 | = |
|
| 7. | 373 | + | 370 | = |
|
| 8. | 458 | + | 103 | = |
|
| 9. | 491 | + | 350 | = |
|
| 10. | 201 | + | 138 | = |
|
| Oefening 2 | |||||
| 1. | 364 | + | 178 | = |
|
| 2. | 294 | + | 265 | = |
|
| 3. | 313 | + | 244 | = |
|
| 4. | 461 | + | 370 | = |
|
| 5. | 390 | + | 243 | = |
|
| 6. | 305 | + | 294 | = |
|
| 7. | 411 | + | 161 | = |
|
| 8. | 187 | + | 172 | = |
|
| 9. | 434 | + | 422 | = |
|
| 10. | 367 | + | 215 | = |
|
| Oefening 3 | |||||
| 1. | 255 | + | 220 | = |
|
| 2. | 182 | + | 133 | = |
|
| 3. | 400 | + | 231 | = |
|
| 4. | 153 | + | 151 | = |
|
| 5. | 415 | + | 336 | = |
|
| 6. | 385 | + | 365 | = |
|
| 7. | 429 | + | 401 | = |
|
| 8. | 276 | + | 186 | = |
|
| 9. | 251 | + | 187 | = |
|
| 10. | 245 | + | 111 | = |
|
| Oefening 4 | |||||
| 1. | 420 | + | 200 | = |
|
| 2. | 251 | + | 139 | = |
|
| 3. | 479 | + | 352 | = |
|
| 4. | 434 | + | 252 | = |
|
| 5. | 497 | + | 338 | = |
|
| 6. | 318 | + | 264 | = |
|
| 7. | 379 | + | 292 | = |
|
| 8. | 314 | + | 245 | = |
|
| 9. | 456 | + | 280 | = |
|
| 10. | 171 | + | 130 | = |
|