Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 144 | + | 129 | = |
|
| 2. | 385 | + | 123 | = |
|
| 3. | 457 | + | 249 | = |
|
| 4. | 391 | + | 222 | = |
|
| 5. | 327 | + | 198 | = |
|
| 6. | 225 | + | 100 | = |
|
| 7. | 279 | + | 218 | = |
|
| 8. | 454 | + | 350 | = |
|
| 9. | 407 | + | 218 | = |
|
| 10. | 322 | + | 166 | = |
|
| Oefening 2 | |||||
| 1. | 353 | + | 285 | = |
|
| 2. | 403 | + | 230 | = |
|
| 3. | 437 | + | 317 | = |
|
| 4. | 487 | + | 258 | = |
|
| 5. | 482 | + | 121 | = |
|
| 6. | 162 | + | 116 | = |
|
| 7. | 268 | + | 135 | = |
|
| 8. | 318 | + | 197 | = |
|
| 9. | 279 | + | 134 | = |
|
| 10. | 407 | + | 316 | = |
|
| Oefening 3 | |||||
| 1. | 138 | + | 123 | = |
|
| 2. | 453 | + | 324 | = |
|
| 3. | 273 | + | 175 | = |
|
| 4. | 348 | + | 245 | = |
|
| 5. | 300 | + | 199 | = |
|
| 6. | 481 | + | 284 | = |
|
| 7. | 300 | + | 298 | = |
|
| 8. | 250 | + | 243 | = |
|
| 9. | 343 | + | 322 | = |
|
| 10. | 474 | + | 102 | = |
|
| Oefening 4 | |||||
| 1. | 464 | + | 387 | = |
|
| 2. | 466 | + | 132 | = |
|
| 3. | 403 | + | 163 | = |
|
| 4. | 152 | + | 103 | = |
|
| 5. | 426 | + | 420 | = |
|
| 6. | 402 | + | 332 | = |
|
| 7. | 142 | + | 125 | = |
|
| 8. | 283 | + | 161 | = |
|
| 9. | 390 | + | 239 | = |
|
| 10. | 390 | + | 111 | = |
|