Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 153 | + | 151 | = |
|
| 2. | 435 | + | 400 | = |
|
| 3. | 415 | + | 293 | = |
|
| 4. | 319 | + | 131 | = |
|
| 5. | 453 | + | 111 | = |
|
| 6. | 383 | + | 114 | = |
|
| 7. | 375 | + | 149 | = |
|
| 8. | 464 | + | 118 | = |
|
| 9. | 142 | + | 123 | = |
|
| 10. | 207 | + | 203 | = |
|
| Oefening 2 | |||||
| 1. | 415 | + | 160 | = |
|
| 2. | 460 | + | 318 | = |
|
| 3. | 473 | + | 164 | = |
|
| 4. | 313 | + | 242 | = |
|
| 5. | 267 | + | 143 | = |
|
| 6. | 474 | + | 200 | = |
|
| 7. | 358 | + | 285 | = |
|
| 8. | 415 | + | 341 | = |
|
| 9. | 462 | + | 313 | = |
|
| 10. | 326 | + | 276 | = |
|
| Oefening 3 | |||||
| 1. | 477 | + | 229 | = |
|
| 2. | 396 | + | 147 | = |
|
| 3. | 339 | + | 306 | = |
|
| 4. | 276 | + | 104 | = |
|
| 5. | 403 | + | 127 | = |
|
| 6. | 414 | + | 353 | = |
|
| 7. | 468 | + | 237 | = |
|
| 8. | 415 | + | 134 | = |
|
| 9. | 288 | + | 116 | = |
|
| 10. | 492 | + | 419 | = |
|
| Oefening 4 | |||||
| 1. | 247 | + | 210 | = |
|
| 2. | 480 | + | 152 | = |
|
| 3. | 433 | + | 273 | = |
|
| 4. | 307 | + | 185 | = |
|
| 5. | 484 | + | 246 | = |
|
| 6. | 348 | + | 155 | = |
|
| 7. | 301 | + | 164 | = |
|
| 8. | 364 | + | 249 | = |
|
| 9. | 428 | + | 378 | = |
|
| 10. | 420 | + | 248 | = |
|