Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 420 | + | 143 | = |
|
| 2. | 338 | + | 279 | = |
|
| 3. | 416 | + | 389 | = |
|
| 4. | 312 | + | 185 | = |
|
| 5. | 462 | + | 398 | = |
|
| 6. | 375 | + | 319 | = |
|
| 7. | 211 | + | 117 | = |
|
| 8. | 337 | + | 189 | = |
|
| 9. | 490 | + | 360 | = |
|
| 10. | 500 | + | 295 | = |
|
| Oefening 2 | |||||
| 1. | 363 | + | 210 | = |
|
| 2. | 470 | + | 301 | = |
|
| 3. | 379 | + | 135 | = |
|
| 4. | 415 | + | 157 | = |
|
| 5. | 254 | + | 233 | = |
|
| 6. | 293 | + | 230 | = |
|
| 7. | 385 | + | 224 | = |
|
| 8. | 262 | + | 118 | = |
|
| 9. | 462 | + | 285 | = |
|
| 10. | 404 | + | 285 | = |
|
| Oefening 3 | |||||
| 1. | 202 | + | 196 | = |
|
| 2. | 449 | + | 172 | = |
|
| 3. | 175 | + | 113 | = |
|
| 4. | 446 | + | 259 | = |
|
| 5. | 455 | + | 227 | = |
|
| 6. | 498 | + | 426 | = |
|
| 7. | 423 | + | 343 | = |
|
| 8. | 353 | + | 297 | = |
|
| 9. | 456 | + | 133 | = |
|
| 10. | 236 | + | 170 | = |
|
| Oefening 4 | |||||
| 1. | 476 | + | 471 | = |
|
| 2. | 271 | + | 210 | = |
|
| 3. | 488 | + | 445 | = |
|
| 4. | 337 | + | 218 | = |
|
| 5. | 430 | + | 210 | = |
|
| 6. | 498 | + | 131 | = |
|
| 7. | 264 | + | 244 | = |
|
| 8. | 472 | + | 100 | = |
|
| 9. | 419 | + | 102 | = |
|
| 10. | 376 | + | 280 | = |
|