Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 485 | + | 433 | = |
|
| 2. | 487 | + | 405 | = |
|
| 3. | 423 | + | 369 | = |
|
| 4. | 454 | + | 373 | = |
|
| 5. | 238 | + | 141 | = |
|
| 6. | 414 | + | 347 | = |
|
| 7. | 180 | + | 118 | = |
|
| 8. | 377 | + | 169 | = |
|
| 9. | 431 | + | 222 | = |
|
| 10. | 474 | + | 404 | = |
|
| Oefening 2 | |||||
| 1. | 454 | + | 291 | = |
|
| 2. | 440 | + | 181 | = |
|
| 3. | 436 | + | 373 | = |
|
| 4. | 259 | + | 197 | = |
|
| 5. | 480 | + | 249 | = |
|
| 6. | 328 | + | 163 | = |
|
| 7. | 377 | + | 284 | = |
|
| 8. | 340 | + | 244 | = |
|
| 9. | 359 | + | 201 | = |
|
| 10. | 318 | + | 207 | = |
|
| Oefening 3 | |||||
| 1. | 265 | + | 253 | = |
|
| 2. | 259 | + | 215 | = |
|
| 3. | 369 | + | 214 | = |
|
| 4. | 484 | + | 129 | = |
|
| 5. | 301 | + | 264 | = |
|
| 6. | 433 | + | 276 | = |
|
| 7. | 376 | + | 308 | = |
|
| 8. | 225 | + | 174 | = |
|
| 9. | 454 | + | 446 | = |
|
| 10. | 290 | + | 277 | = |
|
| Oefening 4 | |||||
| 1. | 392 | + | 164 | = |
|
| 2. | 248 | + | 192 | = |
|
| 3. | 248 | + | 241 | = |
|
| 4. | 420 | + | 403 | = |
|
| 5. | 263 | + | 262 | = |
|
| 6. | 369 | + | 143 | = |
|
| 7. | 397 | + | 275 | = |
|
| 8. | 264 | + | 186 | = |
|
| 9. | 441 | + | 335 | = |
|
| 10. | 445 | + | 324 | = |
|