Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 480 | + | 247 | = |
|
| 2. | 308 | + | 155 | = |
|
| 3. | 455 | + | 309 | = |
|
| 4. | 405 | + | 320 | = |
|
| 5. | 484 | + | 368 | = |
|
| 6. | 424 | + | 119 | = |
|
| 7. | 340 | + | 102 | = |
|
| 8. | 245 | + | 214 | = |
|
| 9. | 469 | + | 243 | = |
|
| 10. | 225 | + | 113 | = |
|
| Oefening 2 | |||||
| 1. | 397 | + | 374 | = |
|
| 2. | 264 | + | 147 | = |
|
| 3. | 441 | + | 163 | = |
|
| 4. | 365 | + | 155 | = |
|
| 5. | 494 | + | 401 | = |
|
| 6. | 495 | + | 183 | = |
|
| 7. | 349 | + | 329 | = |
|
| 8. | 295 | + | 216 | = |
|
| 9. | 479 | + | 436 | = |
|
| 10. | 316 | + | 162 | = |
|
| Oefening 3 | |||||
| 1. | 303 | + | 264 | = |
|
| 2. | 235 | + | 220 | = |
|
| 3. | 197 | + | 192 | = |
|
| 4. | 459 | + | 165 | = |
|
| 5. | 426 | + | 344 | = |
|
| 6. | 360 | + | 152 | = |
|
| 7. | 394 | + | 154 | = |
|
| 8. | 467 | + | 444 | = |
|
| 9. | 417 | + | 348 | = |
|
| 10. | 488 | + | 262 | = |
|
| Oefening 4 | |||||
| 1. | 376 | + | 156 | = |
|
| 2. | 345 | + | 124 | = |
|
| 3. | 409 | + | 237 | = |
|
| 4. | 185 | + | 105 | = |
|
| 5. | 326 | + | 233 | = |
|
| 6. | 348 | + | 113 | = |
|
| 7. | 457 | + | 450 | = |
|
| 8. | 296 | + | 169 | = |
|
| 9. | 291 | + | 244 | = |
|
| 10. | 230 | + | 222 | = |
|