Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 343 | + | 119 | = |
|
| 2. | 226 | + | 180 | = |
|
| 3. | 298 | + | 136 | = |
|
| 4. | 478 | + | 362 | = |
|
| 5. | 460 | + | 345 | = |
|
| 6. | 456 | + | 264 | = |
|
| 7. | 255 | + | 143 | = |
|
| 8. | 323 | + | 222 | = |
|
| 9. | 412 | + | 333 | = |
|
| 10. | 500 | + | 293 | = |
|
| Oefening 2 | |||||
| 1. | 357 | + | 330 | = |
|
| 2. | 286 | + | 199 | = |
|
| 3. | 450 | + | 405 | = |
|
| 4. | 312 | + | 181 | = |
|
| 5. | 277 | + | 213 | = |
|
| 6. | 489 | + | 399 | = |
|
| 7. | 401 | + | 386 | = |
|
| 8. | 371 | + | 229 | = |
|
| 9. | 332 | + | 254 | = |
|
| 10. | 484 | + | 361 | = |
|
| Oefening 3 | |||||
| 1. | 433 | + | 377 | = |
|
| 2. | 463 | + | 324 | = |
|
| 3. | 306 | + | 180 | = |
|
| 4. | 348 | + | 249 | = |
|
| 5. | 290 | + | 175 | = |
|
| 6. | 254 | + | 138 | = |
|
| 7. | 253 | + | 194 | = |
|
| 8. | 427 | + | 353 | = |
|
| 9. | 401 | + | 298 | = |
|
| 10. | 309 | + | 175 | = |
|
| Oefening 4 | |||||
| 1. | 214 | + | 107 | = |
|
| 2. | 417 | + | 371 | = |
|
| 3. | 115 | + | 110 | = |
|
| 4. | 310 | + | 194 | = |
|
| 5. | 285 | + | 157 | = |
|
| 6. | 266 | + | 199 | = |
|
| 7. | 320 | + | 166 | = |
|
| 8. | 396 | + | 269 | = |
|
| 9. | 491 | + | 302 | = |
|
| 10. | 384 | + | 180 | = |
|