Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 423 | + | 133 | = |
|
| 2. | 299 | + | 221 | = |
|
| 3. | 457 | + | 267 | = |
|
| 4. | 461 | + | 403 | = |
|
| 5. | 446 | + | 441 | = |
|
| 6. | 329 | + | 280 | = |
|
| 7. | 367 | + | 259 | = |
|
| 8. | 431 | + | 166 | = |
|
| 9. | 467 | + | 268 | = |
|
| 10. | 373 | + | 185 | = |
|
| Oefening 2 | |||||
| 1. | 237 | + | 180 | = |
|
| 2. | 483 | + | 143 | = |
|
| 3. | 394 | + | 383 | = |
|
| 4. | 189 | + | 102 | = |
|
| 5. | 301 | + | 156 | = |
|
| 6. | 450 | + | 315 | = |
|
| 7. | 310 | + | 163 | = |
|
| 8. | 408 | + | 329 | = |
|
| 9. | 353 | + | 196 | = |
|
| 10. | 232 | + | 201 | = |
|
| Oefening 3 | |||||
| 1. | 381 | + | 317 | = |
|
| 2. | 396 | + | 332 | = |
|
| 3. | 193 | + | 186 | = |
|
| 4. | 240 | + | 116 | = |
|
| 5. | 356 | + | 171 | = |
|
| 6. | 292 | + | 274 | = |
|
| 7. | 175 | + | 155 | = |
|
| 8. | 415 | + | 387 | = |
|
| 9. | 372 | + | 111 | = |
|
| 10. | 350 | + | 297 | = |
|
| Oefening 4 | |||||
| 1. | 429 | + | 242 | = |
|
| 2. | 485 | + | 279 | = |
|
| 3. | 459 | + | 327 | = |
|
| 4. | 156 | + | 119 | = |
|
| 5. | 158 | + | 103 | = |
|
| 6. | 327 | + | 167 | = |
|
| 7. | 269 | + | 147 | = |
|
| 8. | 445 | + | 247 | = |
|
| 9. | 387 | + | 151 | = |
|
| 10. | 251 | + | 118 | = |
|