Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 345 | + | 215 | = |
|
| 2. | 356 | + | 295 | = |
|
| 3. | 227 | + | 111 | = |
|
| 4. | 435 | + | 319 | = |
|
| 5. | 376 | + | 160 | = |
|
| 6. | 226 | + | 201 | = |
|
| 7. | 406 | + | 327 | = |
|
| 8. | 273 | + | 123 | = |
|
| 9. | 450 | + | 345 | = |
|
| 10. | 420 | + | 418 | = |
|
| Oefening 2 | |||||
| 1. | 415 | + | 360 | = |
|
| 2. | 315 | + | 173 | = |
|
| 3. | 323 | + | 300 | = |
|
| 4. | 393 | + | 256 | = |
|
| 5. | 467 | + | 427 | = |
|
| 6. | 466 | + | 378 | = |
|
| 7. | 379 | + | 242 | = |
|
| 8. | 439 | + | 144 | = |
|
| 9. | 489 | + | 144 | = |
|
| 10. | 322 | + | 314 | = |
|
| Oefening 3 | |||||
| 1. | 484 | + | 397 | = |
|
| 2. | 363 | + | 337 | = |
|
| 3. | 397 | + | 124 | = |
|
| 4. | 163 | + | 114 | = |
|
| 5. | 363 | + | 301 | = |
|
| 6. | 179 | + | 127 | = |
|
| 7. | 165 | + | 146 | = |
|
| 8. | 398 | + | 133 | = |
|
| 9. | 493 | + | 268 | = |
|
| 10. | 160 | + | 153 | = |
|
| Oefening 4 | |||||
| 1. | 250 | + | 199 | = |
|
| 2. | 402 | + | 313 | = |
|
| 3. | 489 | + | 407 | = |
|
| 4. | 337 | + | 194 | = |
|
| 5. | 487 | + | 146 | = |
|
| 6. | 467 | + | 104 | = |
|
| 7. | 207 | + | 169 | = |
|
| 8. | 373 | + | 352 | = |
|
| 9. | 310 | + | 304 | = |
|
| 10. | 266 | + | 130 | = |
|