Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 495 | + | 226 | = |
|
| 2. | 440 | + | 248 | = |
|
| 3. | 293 | + | 110 | = |
|
| 4. | 454 | + | 118 | = |
|
| 5. | 311 | + | 128 | = |
|
| 6. | 469 | + | 209 | = |
|
| 7. | 202 | + | 105 | = |
|
| 8. | 136 | + | 131 | = |
|
| 9. | 253 | + | 221 | = |
|
| 10. | 278 | + | 265 | = |
|
| Oefening 2 | |||||
| 1. | 326 | + | 291 | = |
|
| 2. | 476 | + | 450 | = |
|
| 3. | 235 | + | 129 | = |
|
| 4. | 433 | + | 212 | = |
|
| 5. | 311 | + | 239 | = |
|
| 6. | 476 | + | 235 | = |
|
| 7. | 189 | + | 181 | = |
|
| 8. | 489 | + | 280 | = |
|
| 9. | 379 | + | 247 | = |
|
| 10. | 224 | + | 147 | = |
|
| Oefening 3 | |||||
| 1. | 460 | + | 434 | = |
|
| 2. | 242 | + | 224 | = |
|
| 3. | 321 | + | 225 | = |
|
| 4. | 473 | + | 283 | = |
|
| 5. | 402 | + | 128 | = |
|
| 6. | 479 | + | 318 | = |
|
| 7. | 270 | + | 196 | = |
|
| 8. | 436 | + | 268 | = |
|
| 9. | 296 | + | 231 | = |
|
| 10. | 352 | + | 331 | = |
|
| Oefening 4 | |||||
| 1. | 364 | + | 317 | = |
|
| 2. | 413 | + | 153 | = |
|
| 3. | 433 | + | 333 | = |
|
| 4. | 470 | + | 237 | = |
|
| 5. | 382 | + | 357 | = |
|
| 6. | 270 | + | 131 | = |
|
| 7. | 191 | + | 178 | = |
|
| 8. | 380 | + | 225 | = |
|
| 9. | 188 | + | 155 | = |
|
| 10. | 204 | + | 163 | = |
|