Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 258 | + | 156 | = |
|
| 2. | 465 | + | 394 | = |
|
| 3. | 380 | + | 326 | = |
|
| 4. | 324 | + | 178 | = |
|
| 5. | 434 | + | 173 | = |
|
| 6. | 413 | + | 276 | = |
|
| 7. | 296 | + | 120 | = |
|
| 8. | 198 | + | 138 | = |
|
| 9. | 440 | + | 348 | = |
|
| 10. | 437 | + | 293 | = |
|
| Oefening 2 | |||||
| 1. | 275 | + | 226 | = |
|
| 2. | 270 | + | 187 | = |
|
| 3. | 290 | + | 213 | = |
|
| 4. | 351 | + | 227 | = |
|
| 5. | 199 | + | 159 | = |
|
| 6. | 208 | + | 107 | = |
|
| 7. | 282 | + | 117 | = |
|
| 8. | 462 | + | 279 | = |
|
| 9. | 455 | + | 289 | = |
|
| 10. | 472 | + | 178 | = |
|
| Oefening 3 | |||||
| 1. | 362 | + | 207 | = |
|
| 2. | 475 | + | 306 | = |
|
| 3. | 212 | + | 108 | = |
|
| 4. | 388 | + | 290 | = |
|
| 5. | 418 | + | 229 | = |
|
| 6. | 369 | + | 188 | = |
|
| 7. | 389 | + | 211 | = |
|
| 8. | 415 | + | 340 | = |
|
| 9. | 445 | + | 367 | = |
|
| 10. | 325 | + | 314 | = |
|
| Oefening 4 | |||||
| 1. | 447 | + | 325 | = |
|
| 2. | 316 | + | 176 | = |
|
| 3. | 497 | + | 124 | = |
|
| 4. | 446 | + | 354 | = |
|
| 5. | 439 | + | 315 | = |
|
| 6. | 422 | + | 393 | = |
|
| 7. | 275 | + | 271 | = |
|
| 8. | 165 | + | 137 | = |
|
| 9. | 299 | + | 259 | = |
|
| 10. | 393 | + | 111 | = |
|