Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 441 | + | 239 | = |
|
| 2. | 332 | + | 145 | = |
|
| 3. | 398 | + | 394 | = |
|
| 4. | 434 | + | 251 | = |
|
| 5. | 435 | + | 305 | = |
|
| 6. | 351 | + | 125 | = |
|
| 7. | 148 | + | 148 | = |
|
| 8. | 275 | + | 239 | = |
|
| 9. | 405 | + | 359 | = |
|
| 10. | 174 | + | 149 | = |
|
| Oefening 2 | |||||
| 1. | 439 | + | 342 | = |
|
| 2. | 500 | + | 287 | = |
|
| 3. | 482 | + | 428 | = |
|
| 4. | 210 | + | 205 | = |
|
| 5. | 464 | + | 263 | = |
|
| 6. | 488 | + | 292 | = |
|
| 7. | 310 | + | 228 | = |
|
| 8. | 484 | + | 213 | = |
|
| 9. | 325 | + | 219 | = |
|
| 10. | 497 | + | 382 | = |
|
| Oefening 3 | |||||
| 1. | 364 | + | 224 | = |
|
| 2. | 237 | + | 129 | = |
|
| 3. | 379 | + | 168 | = |
|
| 4. | 343 | + | 258 | = |
|
| 5. | 109 | + | 100 | = |
|
| 6. | 322 | + | 320 | = |
|
| 7. | 494 | + | 257 | = |
|
| 8. | 181 | + | 157 | = |
|
| 9. | 423 | + | 207 | = |
|
| 10. | 302 | + | 149 | = |
|
| Oefening 4 | |||||
| 1. | 282 | + | 192 | = |
|
| 2. | 265 | + | 216 | = |
|
| 3. | 397 | + | 104 | = |
|
| 4. | 319 | + | 212 | = |
|
| 5. | 387 | + | 314 | = |
|
| 6. | 428 | + | 375 | = |
|
| 7. | 462 | + | 216 | = |
|
| 8. | 432 | + | 266 | = |
|
| 9. | 385 | + | 325 | = |
|
| 10. | 278 | + | 220 | = |
|