Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 444 | + | 265 | = |
|
| 2. | 329 | + | 265 | = |
|
| 3. | 348 | + | 345 | = |
|
| 4. | 271 | + | 261 | = |
|
| 5. | 426 | + | 258 | = |
|
| 6. | 291 | + | 109 | = |
|
| 7. | 471 | + | 459 | = |
|
| 8. | 422 | + | 189 | = |
|
| 9. | 192 | + | 190 | = |
|
| 10. | 500 | + | 119 | = |
|
| Oefening 2 | |||||
| 1. | 467 | + | 279 | = |
|
| 2. | 377 | + | 222 | = |
|
| 3. | 377 | + | 133 | = |
|
| 4. | 374 | + | 214 | = |
|
| 5. | 337 | + | 142 | = |
|
| 6. | 385 | + | 312 | = |
|
| 7. | 328 | + | 162 | = |
|
| 8. | 248 | + | 233 | = |
|
| 9. | 466 | + | 290 | = |
|
| 10. | 267 | + | 172 | = |
|
| Oefening 3 | |||||
| 1. | 221 | + | 132 | = |
|
| 2. | 275 | + | 198 | = |
|
| 3. | 314 | + | 169 | = |
|
| 4. | 416 | + | 290 | = |
|
| 5. | 387 | + | 226 | = |
|
| 6. | 366 | + | 181 | = |
|
| 7. | 414 | + | 382 | = |
|
| 8. | 361 | + | 283 | = |
|
| 9. | 228 | + | 189 | = |
|
| 10. | 417 | + | 261 | = |
|
| Oefening 4 | |||||
| 1. | 485 | + | 145 | = |
|
| 2. | 455 | + | 367 | = |
|
| 3. | 444 | + | 223 | = |
|
| 4. | 297 | + | 135 | = |
|
| 5. | 360 | + | 296 | = |
|
| 6. | 418 | + | 374 | = |
|
| 7. | 437 | + | 161 | = |
|
| 8. | 280 | + | 190 | = |
|
| 9. | 493 | + | 269 | = |
|
| 10. | 411 | + | 290 | = |
|