Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 371 | + | 103 | = |
|
| 2. | 366 | + | 110 | = |
|
| 3. | 431 | + | 143 | = |
|
| 4. | 210 | + | 156 | = |
|
| 5. | 391 | + | 137 | = |
|
| 6. | 291 | + | 289 | = |
|
| 7. | 469 | + | 446 | = |
|
| 8. | 390 | + | 263 | = |
|
| 9. | 455 | + | 237 | = |
|
| 10. | 482 | + | 382 | = |
|
| Oefening 2 | |||||
| 1. | 450 | + | 437 | = |
|
| 2. | 292 | + | 150 | = |
|
| 3. | 304 | + | 116 | = |
|
| 4. | 382 | + | 101 | = |
|
| 5. | 368 | + | 125 | = |
|
| 6. | 310 | + | 216 | = |
|
| 7. | 253 | + | 102 | = |
|
| 8. | 492 | + | 385 | = |
|
| 9. | 492 | + | 149 | = |
|
| 10. | 271 | + | 212 | = |
|
| Oefening 3 | |||||
| 1. | 334 | + | 269 | = |
|
| 2. | 254 | + | 146 | = |
|
| 3. | 247 | + | 208 | = |
|
| 4. | 487 | + | 104 | = |
|
| 5. | 292 | + | 272 | = |
|
| 6. | 478 | + | 136 | = |
|
| 7. | 455 | + | 391 | = |
|
| 8. | 452 | + | 128 | = |
|
| 9. | 486 | + | 438 | = |
|
| 10. | 277 | + | 160 | = |
|
| Oefening 4 | |||||
| 1. | 498 | + | 339 | = |
|
| 2. | 375 | + | 249 | = |
|
| 3. | 394 | + | 223 | = |
|
| 4. | 472 | + | 296 | = |
|
| 5. | 320 | + | 314 | = |
|
| 6. | 343 | + | 275 | = |
|
| 7. | 345 | + | 207 | = |
|
| 8. | 307 | + | 222 | = |
|
| 9. | 488 | + | 414 | = |
|
| 10. | 229 | + | 122 | = |
|