Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 213 | + | 152 | = |
|
| 2. | 414 | + | 320 | = |
|
| 3. | 323 | + | 246 | = |
|
| 4. | 221 | + | 134 | = |
|
| 5. | 377 | + | 205 | = |
|
| 6. | 392 | + | 353 | = |
|
| 7. | 489 | + | 216 | = |
|
| 8. | 383 | + | 196 | = |
|
| 9. | 410 | + | 327 | = |
|
| 10. | 490 | + | 113 | = |
|
| Oefening 2 | |||||
| 1. | 334 | + | 274 | = |
|
| 2. | 348 | + | 148 | = |
|
| 3. | 392 | + | 272 | = |
|
| 4. | 328 | + | 187 | = |
|
| 5. | 465 | + | 423 | = |
|
| 6. | 486 | + | 354 | = |
|
| 7. | 417 | + | 388 | = |
|
| 8. | 465 | + | 317 | = |
|
| 9. | 457 | + | 411 | = |
|
| 10. | 469 | + | 250 | = |
|
| Oefening 3 | |||||
| 1. | 416 | + | 367 | = |
|
| 2. | 428 | + | 401 | = |
|
| 3. | 438 | + | 178 | = |
|
| 4. | 307 | + | 163 | = |
|
| 5. | 457 | + | 104 | = |
|
| 6. | 446 | + | 361 | = |
|
| 7. | 486 | + | 132 | = |
|
| 8. | 433 | + | 377 | = |
|
| 9. | 479 | + | 140 | = |
|
| 10. | 265 | + | 237 | = |
|
| Oefening 4 | |||||
| 1. | 366 | + | 159 | = |
|
| 2. | 335 | + | 116 | = |
|
| 3. | 431 | + | 401 | = |
|
| 4. | 485 | + | 182 | = |
|
| 5. | 342 | + | 179 | = |
|
| 6. | 413 | + | 308 | = |
|
| 7. | 199 | + | 142 | = |
|
| 8. | 429 | + | 106 | = |
|
| 9. | 451 | + | 226 | = |
|
| 10. | 442 | + | 273 | = |
|