Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 500 | + | 336 | = |
|
| 2. | 427 | + | 387 | = |
|
| 3. | 232 | + | 194 | = |
|
| 4. | 324 | + | 245 | = |
|
| 5. | 497 | + | 411 | = |
|
| 6. | 428 | + | 117 | = |
|
| 7. | 250 | + | 213 | = |
|
| 8. | 485 | + | 469 | = |
|
| 9. | 446 | + | 231 | = |
|
| 10. | 373 | + | 121 | = |
|
| Oefening 2 | |||||
| 1. | 494 | + | 437 | = |
|
| 2. | 364 | + | 253 | = |
|
| 3. | 489 | + | 189 | = |
|
| 4. | 430 | + | 104 | = |
|
| 5. | 274 | + | 187 | = |
|
| 6. | 354 | + | 188 | = |
|
| 7. | 217 | + | 147 | = |
|
| 8. | 488 | + | 304 | = |
|
| 9. | 252 | + | 131 | = |
|
| 10. | 344 | + | 200 | = |
|
| Oefening 3 | |||||
| 1. | 305 | + | 160 | = |
|
| 2. | 443 | + | 376 | = |
|
| 3. | 420 | + | 259 | = |
|
| 4. | 398 | + | 227 | = |
|
| 5. | 344 | + | 333 | = |
|
| 6. | 324 | + | 112 | = |
|
| 7. | 466 | + | 421 | = |
|
| 8. | 410 | + | 346 | = |
|
| 9. | 456 | + | 231 | = |
|
| 10. | 377 | + | 149 | = |
|
| Oefening 4 | |||||
| 1. | 363 | + | 216 | = |
|
| 2. | 323 | + | 295 | = |
|
| 3. | 286 | + | 275 | = |
|
| 4. | 329 | + | 176 | = |
|
| 5. | 387 | + | 259 | = |
|
| 6. | 403 | + | 242 | = |
|
| 7. | 234 | + | 206 | = |
|
| 8. | 395 | + | 165 | = |
|
| 9. | 472 | + | 290 | = |
|
| 10. | 345 | + | 217 | = |
|