Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 444 | + | 334 | = |
|
| 2. | 472 | + | 316 | = |
|
| 3. | 236 | + | 157 | = |
|
| 4. | 406 | + | 303 | = |
|
| 5. | 153 | + | 102 | = |
|
| 6. | 497 | + | 375 | = |
|
| 7. | 330 | + | 131 | = |
|
| 8. | 281 | + | 146 | = |
|
| 9. | 390 | + | 372 | = |
|
| 10. | 498 | + | 408 | = |
|
| Oefening 2 | |||||
| 1. | 127 | + | 106 | = |
|
| 2. | 474 | + | 174 | = |
|
| 3. | 368 | + | 230 | = |
|
| 4. | 237 | + | 111 | = |
|
| 5. | 463 | + | 336 | = |
|
| 6. | 307 | + | 222 | = |
|
| 7. | 459 | + | 347 | = |
|
| 8. | 145 | + | 119 | = |
|
| 9. | 459 | + | 429 | = |
|
| 10. | 414 | + | 280 | = |
|
| Oefening 3 | |||||
| 1. | 409 | + | 363 | = |
|
| 2. | 247 | + | 220 | = |
|
| 3. | 423 | + | 389 | = |
|
| 4. | 293 | + | 188 | = |
|
| 5. | 373 | + | 312 | = |
|
| 6. | 468 | + | 265 | = |
|
| 7. | 368 | + | 155 | = |
|
| 8. | 248 | + | 108 | = |
|
| 9. | 485 | + | 405 | = |
|
| 10. | 353 | + | 186 | = |
|
| Oefening 4 | |||||
| 1. | 387 | + | 113 | = |
|
| 2. | 458 | + | 359 | = |
|
| 3. | 423 | + | 214 | = |
|
| 4. | 140 | + | 113 | = |
|
| 5. | 367 | + | 219 | = |
|
| 6. | 254 | + | 159 | = |
|
| 7. | 359 | + | 140 | = |
|
| 8. | 445 | + | 334 | = |
|
| 9. | 417 | + | 334 | = |
|
| 10. | 332 | + | 173 | = |
|