Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 137 | + | 113 | = |
|
| 2. | 442 | + | 305 | = |
|
| 3. | 495 | + | 466 | = |
|
| 4. | 286 | + | 262 | = |
|
| 5. | 368 | + | 201 | = |
|
| 6. | 360 | + | 105 | = |
|
| 7. | 334 | + | 116 | = |
|
| 8. | 112 | + | 110 | = |
|
| 9. | 478 | + | 367 | = |
|
| 10. | 323 | + | 277 | = |
|
| Oefening 2 | |||||
| 1. | 408 | + | 259 | = |
|
| 2. | 256 | + | 194 | = |
|
| 3. | 138 | + | 133 | = |
|
| 4. | 383 | + | 285 | = |
|
| 5. | 290 | + | 255 | = |
|
| 6. | 392 | + | 275 | = |
|
| 7. | 145 | + | 135 | = |
|
| 8. | 269 | + | 267 | = |
|
| 9. | 320 | + | 163 | = |
|
| 10. | 335 | + | 272 | = |
|
| Oefening 3 | |||||
| 1. | 435 | + | 417 | = |
|
| 2. | 435 | + | 359 | = |
|
| 3. | 288 | + | 169 | = |
|
| 4. | 400 | + | 399 | = |
|
| 5. | 411 | + | 312 | = |
|
| 6. | 193 | + | 132 | = |
|
| 7. | 425 | + | 305 | = |
|
| 8. | 278 | + | 207 | = |
|
| 9. | 251 | + | 153 | = |
|
| 10. | 379 | + | 132 | = |
|
| Oefening 4 | |||||
| 1. | 490 | + | 340 | = |
|
| 2. | 391 | + | 262 | = |
|
| 3. | 403 | + | 237 | = |
|
| 4. | 355 | + | 277 | = |
|
| 5. | 451 | + | 379 | = |
|
| 6. | 177 | + | 111 | = |
|
| 7. | 337 | + | 287 | = |
|
| 8. | 402 | + | 134 | = |
|
| 9. | 439 | + | 378 | = |
|
| 10. | 489 | + | 330 | = |
|