Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 259 | + | 144 | = |
|
| 2. | 447 | + | 203 | = |
|
| 3. | 248 | + | 161 | = |
|
| 4. | 233 | + | 179 | = |
|
| 5. | 435 | + | 254 | = |
|
| 6. | 482 | + | 112 | = |
|
| 7. | 385 | + | 354 | = |
|
| 8. | 457 | + | 302 | = |
|
| 9. | 474 | + | 211 | = |
|
| 10. | 396 | + | 131 | = |
|
| Oefening 2 | |||||
| 1. | 171 | + | 153 | = |
|
| 2. | 300 | + | 168 | = |
|
| 3. | 369 | + | 194 | = |
|
| 4. | 464 | + | 259 | = |
|
| 5. | 345 | + | 312 | = |
|
| 6. | 206 | + | 128 | = |
|
| 7. | 496 | + | 367 | = |
|
| 8. | 405 | + | 366 | = |
|
| 9. | 367 | + | 310 | = |
|
| 10. | 463 | + | 323 | = |
|
| Oefening 3 | |||||
| 1. | 442 | + | 135 | = |
|
| 2. | 408 | + | 396 | = |
|
| 3. | 155 | + | 114 | = |
|
| 4. | 471 | + | 158 | = |
|
| 5. | 331 | + | 115 | = |
|
| 6. | 243 | + | 221 | = |
|
| 7. | 426 | + | 369 | = |
|
| 8. | 376 | + | 180 | = |
|
| 9. | 279 | + | 147 | = |
|
| 10. | 291 | + | 262 | = |
|
| Oefening 4 | |||||
| 1. | 489 | + | 166 | = |
|
| 2. | 425 | + | 180 | = |
|
| 3. | 466 | + | 440 | = |
|
| 4. | 418 | + | 399 | = |
|
| 5. | 343 | + | 133 | = |
|
| 6. | 229 | + | 158 | = |
|
| 7. | 242 | + | 234 | = |
|
| 8. | 422 | + | 418 | = |
|
| 9. | 237 | + | 203 | = |
|
| 10. | 261 | + | 153 | = |
|