Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 349 | + | 150 | = |
|
| 2. | 243 | + | 176 | = |
|
| 3. | 302 | + | 164 | = |
|
| 4. | 388 | + | 150 | = |
|
| 5. | 221 | + | 105 | = |
|
| 6. | 271 | + | 246 | = |
|
| 7. | 145 | + | 119 | = |
|
| 8. | 442 | + | 242 | = |
|
| 9. | 277 | + | 203 | = |
|
| 10. | 289 | + | 148 | = |
|
| Oefening 2 | |||||
| 1. | 427 | + | 307 | = |
|
| 2. | 460 | + | 307 | = |
|
| 3. | 420 | + | 152 | = |
|
| 4. | 454 | + | 323 | = |
|
| 5. | 276 | + | 220 | = |
|
| 6. | 486 | + | 410 | = |
|
| 7. | 176 | + | 141 | = |
|
| 8. | 324 | + | 220 | = |
|
| 9. | 316 | + | 104 | = |
|
| 10. | 475 | + | 335 | = |
|
| Oefening 3 | |||||
| 1. | 390 | + | 204 | = |
|
| 2. | 461 | + | 136 | = |
|
| 3. | 415 | + | 115 | = |
|
| 4. | 470 | + | 168 | = |
|
| 5. | 231 | + | 104 | = |
|
| 6. | 433 | + | 142 | = |
|
| 7. | 384 | + | 252 | = |
|
| 8. | 278 | + | 277 | = |
|
| 9. | 331 | + | 203 | = |
|
| 10. | 421 | + | 348 | = |
|
| Oefening 4 | |||||
| 1. | 461 | + | 122 | = |
|
| 2. | 481 | + | 202 | = |
|
| 3. | 394 | + | 190 | = |
|
| 4. | 269 | + | 133 | = |
|
| 5. | 425 | + | 265 | = |
|
| 6. | 312 | + | 294 | = |
|
| 7. | 385 | + | 358 | = |
|
| 8. | 388 | + | 182 | = |
|
| 9. | 422 | + | 353 | = |
|
| 10. | 463 | + | 134 | = |
|