Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 479 | + | 381 | = |
|
| 2. | 386 | + | 191 | = |
|
| 3. | 170 | + | 145 | = |
|
| 4. | 382 | + | 308 | = |
|
| 5. | 427 | + | 338 | = |
|
| 6. | 406 | + | 261 | = |
|
| 7. | 459 | + | 217 | = |
|
| 8. | 271 | + | 196 | = |
|
| 9. | 498 | + | 491 | = |
|
| 10. | 437 | + | 370 | = |
|
| Oefening 2 | |||||
| 1. | 446 | + | 388 | = |
|
| 2. | 225 | + | 144 | = |
|
| 3. | 411 | + | 120 | = |
|
| 4. | 435 | + | 274 | = |
|
| 5. | 160 | + | 130 | = |
|
| 6. | 314 | + | 255 | = |
|
| 7. | 249 | + | 115 | = |
|
| 8. | 220 | + | 172 | = |
|
| 9. | 294 | + | 187 | = |
|
| 10. | 415 | + | 229 | = |
|
| Oefening 3 | |||||
| 1. | 427 | + | 405 | = |
|
| 2. | 372 | + | 101 | = |
|
| 3. | 294 | + | 248 | = |
|
| 4. | 476 | + | 399 | = |
|
| 5. | 331 | + | 298 | = |
|
| 6. | 356 | + | 193 | = |
|
| 7. | 451 | + | 105 | = |
|
| 8. | 419 | + | 255 | = |
|
| 9. | 440 | + | 288 | = |
|
| 10. | 328 | + | 244 | = |
|
| Oefening 4 | |||||
| 1. | 482 | + | 201 | = |
|
| 2. | 292 | + | 219 | = |
|
| 3. | 182 | + | 118 | = |
|
| 4. | 464 | + | 369 | = |
|
| 5. | 390 | + | 114 | = |
|
| 6. | 228 | + | 197 | = |
|
| 7. | 424 | + | 268 | = |
|
| 8. | 478 | + | 229 | = |
|
| 9. | 283 | + | 176 | = |
|
| 10. | 438 | + | 303 | = |
|