Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 261 | + | 235 | = |
|
| 2. | 435 | + | 299 | = |
|
| 3. | 316 | + | 158 | = |
|
| 4. | 381 | + | 115 | = |
|
| 5. | 339 | + | 179 | = |
|
| 6. | 427 | + | 418 | = |
|
| 7. | 428 | + | 369 | = |
|
| 8. | 439 | + | 377 | = |
|
| 9. | 348 | + | 109 | = |
|
| 10. | 492 | + | 224 | = |
|
| Oefening 2 | |||||
| 1. | 293 | + | 232 | = |
|
| 2. | 199 | + | 110 | = |
|
| 3. | 437 | + | 272 | = |
|
| 4. | 402 | + | 249 | = |
|
| 5. | 453 | + | 170 | = |
|
| 6. | 364 | + | 123 | = |
|
| 7. | 445 | + | 130 | = |
|
| 8. | 312 | + | 164 | = |
|
| 9. | 484 | + | 398 | = |
|
| 10. | 450 | + | 141 | = |
|
| Oefening 3 | |||||
| 1. | 432 | + | 110 | = |
|
| 2. | 498 | + | 305 | = |
|
| 3. | 343 | + | 114 | = |
|
| 4. | 444 | + | 373 | = |
|
| 5. | 432 | + | 270 | = |
|
| 6. | 477 | + | 439 | = |
|
| 7. | 430 | + | 343 | = |
|
| 8. | 442 | + | 415 | = |
|
| 9. | 373 | + | 266 | = |
|
| 10. | 420 | + | 328 | = |
|
| Oefening 4 | |||||
| 1. | 465 | + | 354 | = |
|
| 2. | 118 | + | 108 | = |
|
| 3. | 495 | + | 368 | = |
|
| 4. | 480 | + | 231 | = |
|
| 5. | 161 | + | 112 | = |
|
| 6. | 223 | + | 105 | = |
|
| 7. | 482 | + | 143 | = |
|
| 8. | 456 | + | 272 | = |
|
| 9. | 321 | + | 320 | = |
|
| 10. | 415 | + | 123 | = |
|