Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 335 | + | 305 | = |
|
| 2. | 377 | + | 144 | = |
|
| 3. | 307 | + | 108 | = |
|
| 4. | 401 | + | 304 | = |
|
| 5. | 441 | + | 317 | = |
|
| 6. | 434 | + | 209 | = |
|
| 7. | 459 | + | 334 | = |
|
| 8. | 412 | + | 382 | = |
|
| 9. | 380 | + | 110 | = |
|
| 10. | 493 | + | 103 | = |
|
| Oefening 2 | |||||
| 1. | 325 | + | 238 | = |
|
| 2. | 454 | + | 168 | = |
|
| 3. | 299 | + | 163 | = |
|
| 4. | 176 | + | 124 | = |
|
| 5. | 391 | + | 385 | = |
|
| 6. | 339 | + | 201 | = |
|
| 7. | 499 | + | 486 | = |
|
| 8. | 269 | + | 117 | = |
|
| 9. | 450 | + | 135 | = |
|
| 10. | 382 | + | 228 | = |
|
| Oefening 3 | |||||
| 1. | 400 | + | 277 | = |
|
| 2. | 219 | + | 194 | = |
|
| 3. | 450 | + | 414 | = |
|
| 4. | 271 | + | 254 | = |
|
| 5. | 139 | + | 134 | = |
|
| 6. | 456 | + | 384 | = |
|
| 7. | 465 | + | 414 | = |
|
| 8. | 399 | + | 290 | = |
|
| 9. | 438 | + | 268 | = |
|
| 10. | 128 | + | 105 | = |
|
| Oefening 4 | |||||
| 1. | 182 | + | 170 | = |
|
| 2. | 473 | + | 120 | = |
|
| 3. | 466 | + | 313 | = |
|
| 4. | 400 | + | 258 | = |
|
| 5. | 439 | + | 356 | = |
|
| 6. | 186 | + | 149 | = |
|
| 7. | 371 | + | 326 | = |
|
| 8. | 484 | + | 464 | = |
|
| 9. | 232 | + | 227 | = |
|
| 10. | 264 | + | 175 | = |
|