Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 438 | + | 181 | = |
|
| 2. | 431 | + | 284 | = |
|
| 3. | 190 | + | 121 | = |
|
| 4. | 398 | + | 220 | = |
|
| 5. | 259 | + | 215 | = |
|
| 6. | 465 | + | 183 | = |
|
| 7. | 238 | + | 203 | = |
|
| 8. | 423 | + | 213 | = |
|
| 9. | 291 | + | 274 | = |
|
| 10. | 489 | + | 433 | = |
|
| Oefening 2 | |||||
| 1. | 463 | + | 382 | = |
|
| 2. | 470 | + | 200 | = |
|
| 3. | 468 | + | 332 | = |
|
| 4. | 326 | + | 246 | = |
|
| 5. | 361 | + | 345 | = |
|
| 6. | 320 | + | 226 | = |
|
| 7. | 270 | + | 158 | = |
|
| 8. | 467 | + | 266 | = |
|
| 9. | 434 | + | 265 | = |
|
| 10. | 311 | + | 280 | = |
|
| Oefening 3 | |||||
| 1. | 235 | + | 158 | = |
|
| 2. | 176 | + | 133 | = |
|
| 3. | 372 | + | 188 | = |
|
| 4. | 312 | + | 182 | = |
|
| 5. | 242 | + | 106 | = |
|
| 6. | 446 | + | 145 | = |
|
| 7. | 394 | + | 234 | = |
|
| 8. | 332 | + | 284 | = |
|
| 9. | 485 | + | 143 | = |
|
| 10. | 364 | + | 181 | = |
|
| Oefening 4 | |||||
| 1. | 477 | + | 315 | = |
|
| 2. | 392 | + | 354 | = |
|
| 3. | 385 | + | 229 | = |
|
| 4. | 363 | + | 246 | = |
|
| 5. | 340 | + | 320 | = |
|
| 6. | 486 | + | 281 | = |
|
| 7. | 309 | + | 261 | = |
|
| 8. | 209 | + | 175 | = |
|
| 9. | 389 | + | 257 | = |
|
| 10. | 413 | + | 218 | = |
|