Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 312 | + | 142 | = |
|
| 2. | 497 | + | 397 | = |
|
| 3. | 407 | + | 257 | = |
|
| 4. | 373 | + | 369 | = |
|
| 5. | 454 | + | 445 | = |
|
| 6. | 481 | + | 217 | = |
|
| 7. | 391 | + | 236 | = |
|
| 8. | 356 | + | 249 | = |
|
| 9. | 494 | + | 298 | = |
|
| 10. | 392 | + | 220 | = |
|
| Oefening 2 | |||||
| 1. | 152 | + | 118 | = |
|
| 2. | 408 | + | 404 | = |
|
| 3. | 213 | + | 186 | = |
|
| 4. | 239 | + | 104 | = |
|
| 5. | 398 | + | 242 | = |
|
| 6. | 473 | + | 143 | = |
|
| 7. | 209 | + | 180 | = |
|
| 8. | 205 | + | 137 | = |
|
| 9. | 477 | + | 391 | = |
|
| 10. | 182 | + | 148 | = |
|
| Oefening 3 | |||||
| 1. | 403 | + | 178 | = |
|
| 2. | 468 | + | 336 | = |
|
| 3. | 157 | + | 133 | = |
|
| 4. | 430 | + | 273 | = |
|
| 5. | 435 | + | 236 | = |
|
| 6. | 499 | + | 342 | = |
|
| 7. | 451 | + | 377 | = |
|
| 8. | 420 | + | 125 | = |
|
| 9. | 399 | + | 127 | = |
|
| 10. | 205 | + | 155 | = |
|
| Oefening 4 | |||||
| 1. | 237 | + | 169 | = |
|
| 2. | 243 | + | 240 | = |
|
| 3. | 277 | + | 131 | = |
|
| 4. | 314 | + | 198 | = |
|
| 5. | 222 | + | 126 | = |
|
| 6. | 443 | + | 421 | = |
|
| 7. | 466 | + | 146 | = |
|
| 8. | 408 | + | 390 | = |
|
| 9. | 270 | + | 219 | = |
|
| 10. | 254 | + | 109 | = |
|