Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 469 | + | 320 | = |
|
| 2. | 312 | + | 286 | = |
|
| 3. | 400 | + | 110 | = |
|
| 4. | 478 | + | 461 | = |
|
| 5. | 438 | + | 226 | = |
|
| 6. | 329 | + | 129 | = |
|
| 7. | 398 | + | 308 | = |
|
| 8. | 170 | + | 131 | = |
|
| 9. | 426 | + | 357 | = |
|
| 10. | 420 | + | 287 | = |
|
| Oefening 2 | |||||
| 1. | 443 | + | 197 | = |
|
| 2. | 463 | + | 320 | = |
|
| 3. | 273 | + | 193 | = |
|
| 4. | 436 | + | 370 | = |
|
| 5. | 496 | + | 161 | = |
|
| 6. | 254 | + | 217 | = |
|
| 7. | 495 | + | 185 | = |
|
| 8. | 323 | + | 145 | = |
|
| 9. | 336 | + | 179 | = |
|
| 10. | 431 | + | 122 | = |
|
| Oefening 3 | |||||
| 1. | 344 | + | 283 | = |
|
| 2. | 376 | + | 209 | = |
|
| 3. | 136 | + | 134 | = |
|
| 4. | 425 | + | 392 | = |
|
| 5. | 467 | + | 234 | = |
|
| 6. | 359 | + | 190 | = |
|
| 7. | 188 | + | 142 | = |
|
| 8. | 426 | + | 179 | = |
|
| 9. | 424 | + | 269 | = |
|
| 10. | 429 | + | 385 | = |
|
| Oefening 4 | |||||
| 1. | 350 | + | 334 | = |
|
| 2. | 386 | + | 235 | = |
|
| 3. | 372 | + | 135 | = |
|
| 4. | 265 | + | 119 | = |
|
| 5. | 441 | + | 283 | = |
|
| 6. | 444 | + | 442 | = |
|
| 7. | 372 | + | 296 | = |
|
| 8. | 393 | + | 165 | = |
|
| 9. | 432 | + | 109 | = |
|
| 10. | 489 | + | 373 | = |
|