Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 486 | + | 183 | = |
|
| 2. | 470 | + | 271 | = |
|
| 3. | 321 | + | 223 | = |
|
| 4. | 263 | + | 218 | = |
|
| 5. | 424 | + | 329 | = |
|
| 6. | 449 | + | 245 | = |
|
| 7. | 411 | + | 219 | = |
|
| 8. | 490 | + | 185 | = |
|
| 9. | 226 | + | 195 | = |
|
| 10. | 473 | + | 223 | = |
|
| Oefening 2 | |||||
| 1. | 387 | + | 368 | = |
|
| 2. | 469 | + | 198 | = |
|
| 3. | 468 | + | 133 | = |
|
| 4. | 412 | + | 203 | = |
|
| 5. | 426 | + | 357 | = |
|
| 6. | 255 | + | 103 | = |
|
| 7. | 310 | + | 159 | = |
|
| 8. | 329 | + | 303 | = |
|
| 9. | 432 | + | 350 | = |
|
| 10. | 470 | + | 286 | = |
|
| Oefening 3 | |||||
| 1. | 383 | + | 138 | = |
|
| 2. | 471 | + | 261 | = |
|
| 3. | 283 | + | 259 | = |
|
| 4. | 467 | + | 190 | = |
|
| 5. | 233 | + | 151 | = |
|
| 6. | 497 | + | 372 | = |
|
| 7. | 442 | + | 358 | = |
|
| 8. | 190 | + | 146 | = |
|
| 9. | 417 | + | 155 | = |
|
| 10. | 438 | + | 331 | = |
|
| Oefening 4 | |||||
| 1. | 356 | + | 319 | = |
|
| 2. | 256 | + | 144 | = |
|
| 3. | 479 | + | 214 | = |
|
| 4. | 267 | + | 241 | = |
|
| 5. | 432 | + | 212 | = |
|
| 6. | 456 | + | 267 | = |
|
| 7. | 255 | + | 190 | = |
|
| 8. | 238 | + | 180 | = |
|
| 9. | 428 | + | 185 | = |
|
| 10. | 378 | + | 320 | = |
|