Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 398 | + | 379 | = |
|
| 2. | 492 | + | 338 | = |
|
| 3. | 449 | + | 199 | = |
|
| 4. | 281 | + | 112 | = |
|
| 5. | 395 | + | 269 | = |
|
| 6. | 270 | + | 233 | = |
|
| 7. | 380 | + | 235 | = |
|
| 8. | 168 | + | 128 | = |
|
| 9. | 261 | + | 197 | = |
|
| 10. | 484 | + | 135 | = |
|
| Oefening 2 | |||||
| 1. | 225 | + | 139 | = |
|
| 2. | 410 | + | 240 | = |
|
| 3. | 309 | + | 136 | = |
|
| 4. | 209 | + | 183 | = |
|
| 5. | 391 | + | 113 | = |
|
| 6. | 214 | + | 181 | = |
|
| 7. | 307 | + | 147 | = |
|
| 8. | 472 | + | 274 | = |
|
| 9. | 174 | + | 170 | = |
|
| 10. | 357 | + | 230 | = |
|
| Oefening 3 | |||||
| 1. | 259 | + | 132 | = |
|
| 2. | 427 | + | 414 | = |
|
| 3. | 230 | + | 178 | = |
|
| 4. | 353 | + | 171 | = |
|
| 5. | 439 | + | 313 | = |
|
| 6. | 398 | + | 255 | = |
|
| 7. | 428 | + | 377 | = |
|
| 8. | 282 | + | 159 | = |
|
| 9. | 339 | + | 308 | = |
|
| 10. | 473 | + | 401 | = |
|
| Oefening 4 | |||||
| 1. | 410 | + | 193 | = |
|
| 2. | 470 | + | 186 | = |
|
| 3. | 464 | + | 335 | = |
|
| 4. | 468 | + | 285 | = |
|
| 5. | 393 | + | 184 | = |
|
| 6. | 393 | + | 171 | = |
|
| 7. | 311 | + | 161 | = |
|
| 8. | 431 | + | 423 | = |
|
| 9. | 445 | + | 383 | = |
|
| 10. | 455 | + | 179 | = |
|