Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 263 | + | 217 | = |
|
| 2. | 380 | + | 362 | = |
|
| 3. | 440 | + | 275 | = |
|
| 4. | 418 | + | 150 | = |
|
| 5. | 360 | + | 301 | = |
|
| 6. | 463 | + | 321 | = |
|
| 7. | 344 | + | 174 | = |
|
| 8. | 277 | + | 169 | = |
|
| 9. | 346 | + | 203 | = |
|
| 10. | 442 | + | 256 | = |
|
| Oefening 2 | |||||
| 1. | 377 | + | 190 | = |
|
| 2. | 479 | + | 185 | = |
|
| 3. | 355 | + | 207 | = |
|
| 4. | 397 | + | 162 | = |
|
| 5. | 384 | + | 379 | = |
|
| 6. | 230 | + | 230 | = |
|
| 7. | 499 | + | 203 | = |
|
| 8. | 312 | + | 175 | = |
|
| 9. | 186 | + | 159 | = |
|
| 10. | 368 | + | 344 | = |
|
| Oefening 3 | |||||
| 1. | 474 | + | 374 | = |
|
| 2. | 399 | + | 332 | = |
|
| 3. | 399 | + | 201 | = |
|
| 4. | 395 | + | 381 | = |
|
| 5. | 371 | + | 223 | = |
|
| 6. | 282 | + | 164 | = |
|
| 7. | 463 | + | 180 | = |
|
| 8. | 314 | + | 118 | = |
|
| 9. | 318 | + | 271 | = |
|
| 10. | 409 | + | 270 | = |
|
| Oefening 4 | |||||
| 1. | 417 | + | 397 | = |
|
| 2. | 370 | + | 131 | = |
|
| 3. | 320 | + | 148 | = |
|
| 4. | 252 | + | 248 | = |
|
| 5. | 453 | + | 251 | = |
|
| 6. | 300 | + | 148 | = |
|
| 7. | 157 | + | 120 | = |
|
| 8. | 378 | + | 232 | = |
|
| 9. | 452 | + | 225 | = |
|
| 10. | 437 | + | 105 | = |
|