Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 383 | + | 381 | = |
|
| 2. | 364 | + | 155 | = |
|
| 3. | 430 | + | 225 | = |
|
| 4. | 442 | + | 374 | = |
|
| 5. | 377 | + | 307 | = |
|
| 6. | 277 | + | 225 | = |
|
| 7. | 390 | + | 241 | = |
|
| 8. | 348 | + | 245 | = |
|
| 9. | 465 | + | 210 | = |
|
| 10. | 409 | + | 273 | = |
|
| Oefening 2 | |||||
| 1. | 276 | + | 124 | = |
|
| 2. | 385 | + | 101 | = |
|
| 3. | 437 | + | 396 | = |
|
| 4. | 395 | + | 242 | = |
|
| 5. | 480 | + | 428 | = |
|
| 6. | 476 | + | 399 | = |
|
| 7. | 487 | + | 346 | = |
|
| 8. | 201 | + | 135 | = |
|
| 9. | 197 | + | 142 | = |
|
| 10. | 248 | + | 134 | = |
|
| Oefening 3 | |||||
| 1. | 380 | + | 213 | = |
|
| 2. | 308 | + | 224 | = |
|
| 3. | 434 | + | 289 | = |
|
| 4. | 164 | + | 136 | = |
|
| 5. | 300 | + | 246 | = |
|
| 6. | 326 | + | 259 | = |
|
| 7. | 394 | + | 368 | = |
|
| 8. | 453 | + | 436 | = |
|
| 9. | 466 | + | 276 | = |
|
| 10. | 452 | + | 275 | = |
|
| Oefening 4 | |||||
| 1. | 262 | + | 210 | = |
|
| 2. | 220 | + | 138 | = |
|
| 3. | 222 | + | 119 | = |
|
| 4. | 407 | + | 287 | = |
|
| 5. | 185 | + | 145 | = |
|
| 6. | 427 | + | 351 | = |
|
| 7. | 425 | + | 255 | = |
|
| 8. | 403 | + | 301 | = |
|
| 9. | 490 | + | 211 | = |
|
| 10. | 321 | + | 110 | = |
|