Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 394 | + | 265 | = |
|
| 2. | 418 | + | 260 | = |
|
| 3. | 391 | + | 378 | = |
|
| 4. | 312 | + | 162 | = |
|
| 5. | 271 | + | 206 | = |
|
| 6. | 423 | + | 202 | = |
|
| 7. | 355 | + | 240 | = |
|
| 8. | 498 | + | 100 | = |
|
| 9. | 401 | + | 211 | = |
|
| 10. | 276 | + | 171 | = |
|
| Oefening 2 | |||||
| 1. | 283 | + | 279 | = |
|
| 2. | 404 | + | 295 | = |
|
| 3. | 145 | + | 143 | = |
|
| 4. | 461 | + | 101 | = |
|
| 5. | 471 | + | 344 | = |
|
| 6. | 424 | + | 223 | = |
|
| 7. | 464 | + | 376 | = |
|
| 8. | 342 | + | 257 | = |
|
| 9. | 246 | + | 198 | = |
|
| 10. | 393 | + | 210 | = |
|
| Oefening 3 | |||||
| 1. | 414 | + | 291 | = |
|
| 2. | 250 | + | 121 | = |
|
| 3. | 405 | + | 198 | = |
|
| 4. | 274 | + | 255 | = |
|
| 5. | 458 | + | 242 | = |
|
| 6. | 168 | + | 128 | = |
|
| 7. | 479 | + | 282 | = |
|
| 8. | 349 | + | 296 | = |
|
| 9. | 447 | + | 350 | = |
|
| 10. | 238 | + | 181 | = |
|
| Oefening 4 | |||||
| 1. | 474 | + | 122 | = |
|
| 2. | 456 | + | 226 | = |
|
| 3. | 214 | + | 194 | = |
|
| 4. | 253 | + | 218 | = |
|
| 5. | 165 | + | 159 | = |
|
| 6. | 358 | + | 146 | = |
|
| 7. | 347 | + | 174 | = |
|
| 8. | 243 | + | 208 | = |
|
| 9. | 488 | + | 341 | = |
|
| 10. | 475 | + | 103 | = |
|