Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 273 | + | 231 | = |
|
| 2. | 449 | + | 359 | = |
|
| 3. | 479 | + | 132 | = |
|
| 4. | 401 | + | 328 | = |
|
| 5. | 219 | + | 154 | = |
|
| 6. | 443 | + | 158 | = |
|
| 7. | 500 | + | 143 | = |
|
| 8. | 278 | + | 235 | = |
|
| 9. | 194 | + | 167 | = |
|
| 10. | 180 | + | 180 | = |
|
| Oefening 2 | |||||
| 1. | 499 | + | 179 | = |
|
| 2. | 462 | + | 314 | = |
|
| 3. | 211 | + | 121 | = |
|
| 4. | 357 | + | 309 | = |
|
| 5. | 450 | + | 325 | = |
|
| 6. | 362 | + | 329 | = |
|
| 7. | 165 | + | 103 | = |
|
| 8. | 426 | + | 113 | = |
|
| 9. | 406 | + | 186 | = |
|
| 10. | 497 | + | 337 | = |
|
| Oefening 3 | |||||
| 1. | 445 | + | 443 | = |
|
| 2. | 415 | + | 266 | = |
|
| 3. | 481 | + | 440 | = |
|
| 4. | 243 | + | 172 | = |
|
| 5. | 348 | + | 245 | = |
|
| 6. | 318 | + | 299 | = |
|
| 7. | 412 | + | 185 | = |
|
| 8. | 302 | + | 172 | = |
|
| 9. | 460 | + | 135 | = |
|
| 10. | 484 | + | 386 | = |
|
| Oefening 4 | |||||
| 1. | 480 | + | 414 | = |
|
| 2. | 456 | + | 412 | = |
|
| 3. | 297 | + | 275 | = |
|
| 4. | 338 | + | 161 | = |
|
| 5. | 427 | + | 285 | = |
|
| 6. | 118 | + | 118 | = |
|
| 7. | 487 | + | 243 | = |
|
| 8. | 333 | + | 146 | = |
|
| 9. | 387 | + | 367 | = |
|
| 10. | 372 | + | 220 | = |
|