Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 408 | + | 266 | = |
|
| 2. | 453 | + | 355 | = |
|
| 3. | 359 | + | 240 | = |
|
| 4. | 494 | + | 382 | = |
|
| 5. | 320 | + | 258 | = |
|
| 6. | 329 | + | 210 | = |
|
| 7. | 421 | + | 206 | = |
|
| 8. | 432 | + | 319 | = |
|
| 9. | 478 | + | 335 | = |
|
| 10. | 235 | + | 150 | = |
|
| Oefening 2 | |||||
| 1. | 295 | + | 125 | = |
|
| 2. | 436 | + | 127 | = |
|
| 3. | 392 | + | 229 | = |
|
| 4. | 212 | + | 184 | = |
|
| 5. | 472 | + | 384 | = |
|
| 6. | 253 | + | 186 | = |
|
| 7. | 331 | + | 216 | = |
|
| 8. | 290 | + | 105 | = |
|
| 9. | 481 | + | 165 | = |
|
| 10. | 374 | + | 321 | = |
|
| Oefening 3 | |||||
| 1. | 484 | + | 451 | = |
|
| 2. | 116 | + | 114 | = |
|
| 3. | 469 | + | 432 | = |
|
| 4. | 270 | + | 132 | = |
|
| 5. | 480 | + | 262 | = |
|
| 6. | 463 | + | 214 | = |
|
| 7. | 422 | + | 389 | = |
|
| 8. | 439 | + | 431 | = |
|
| 9. | 357 | + | 279 | = |
|
| 10. | 441 | + | 331 | = |
|
| Oefening 4 | |||||
| 1. | 427 | + | 319 | = |
|
| 2. | 340 | + | 277 | = |
|
| 3. | 244 | + | 124 | = |
|
| 4. | 306 | + | 176 | = |
|
| 5. | 244 | + | 133 | = |
|
| 6. | 324 | + | 249 | = |
|
| 7. | 412 | + | 267 | = |
|
| 8. | 352 | + | 296 | = |
|
| 9. | 249 | + | 165 | = |
|
| 10. | 423 | + | 402 | = |
|