Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 478 | + | 199 | = |
|
| 2. | 480 | + | 331 | = |
|
| 3. | 220 | + | 190 | = |
|
| 4. | 391 | + | 145 | = |
|
| 5. | 471 | + | 152 | = |
|
| 6. | 348 | + | 235 | = |
|
| 7. | 416 | + | 271 | = |
|
| 8. | 441 | + | 180 | = |
|
| 9. | 390 | + | 132 | = |
|
| 10. | 435 | + | 404 | = |
|
| Oefening 2 | |||||
| 1. | 293 | + | 123 | = |
|
| 2. | 438 | + | 155 | = |
|
| 3. | 425 | + | 254 | = |
|
| 4. | 468 | + | 161 | = |
|
| 5. | 497 | + | 411 | = |
|
| 6. | 466 | + | 228 | = |
|
| 7. | 481 | + | 135 | = |
|
| 8. | 137 | + | 125 | = |
|
| 9. | 333 | + | 143 | = |
|
| 10. | 241 | + | 102 | = |
|
| Oefening 3 | |||||
| 1. | 242 | + | 177 | = |
|
| 2. | 169 | + | 157 | = |
|
| 3. | 284 | + | 181 | = |
|
| 4. | 252 | + | 142 | = |
|
| 5. | 405 | + | 136 | = |
|
| 6. | 329 | + | 284 | = |
|
| 7. | 500 | + | 154 | = |
|
| 8. | 439 | + | 420 | = |
|
| 9. | 440 | + | 143 | = |
|
| 10. | 327 | + | 133 | = |
|
| Oefening 4 | |||||
| 1. | 307 | + | 191 | = |
|
| 2. | 367 | + | 228 | = |
|
| 3. | 468 | + | 297 | = |
|
| 4. | 265 | + | 131 | = |
|
| 5. | 268 | + | 223 | = |
|
| 6. | 316 | + | 166 | = |
|
| 7. | 477 | + | 180 | = |
|
| 8. | 444 | + | 158 | = |
|
| 9. | 354 | + | 221 | = |
|
| 10. | 500 | + | 387 | = |
|