Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 421 | + | 137 | = |
|
| 2. | 471 | + | 468 | = |
|
| 3. | 446 | + | 308 | = |
|
| 4. | 448 | + | 440 | = |
|
| 5. | 375 | + | 263 | = |
|
| 6. | 464 | + | 354 | = |
|
| 7. | 423 | + | 313 | = |
|
| 8. | 248 | + | 183 | = |
|
| 9. | 431 | + | 214 | = |
|
| 10. | 317 | + | 308 | = |
|
| Oefening 2 | |||||
| 1. | 424 | + | 301 | = |
|
| 2. | 382 | + | 160 | = |
|
| 3. | 443 | + | 355 | = |
|
| 4. | 415 | + | 171 | = |
|
| 5. | 278 | + | 216 | = |
|
| 6. | 445 | + | 413 | = |
|
| 7. | 452 | + | 410 | = |
|
| 8. | 414 | + | 370 | = |
|
| 9. | 335 | + | 229 | = |
|
| 10. | 311 | + | 269 | = |
|
| Oefening 3 | |||||
| 1. | 491 | + | 254 | = |
|
| 2. | 428 | + | 267 | = |
|
| 3. | 485 | + | 262 | = |
|
| 4. | 296 | + | 164 | = |
|
| 5. | 229 | + | 132 | = |
|
| 6. | 499 | + | 225 | = |
|
| 7. | 479 | + | 120 | = |
|
| 8. | 278 | + | 150 | = |
|
| 9. | 470 | + | 138 | = |
|
| 10. | 265 | + | 151 | = |
|
| Oefening 4 | |||||
| 1. | 361 | + | 159 | = |
|
| 2. | 423 | + | 287 | = |
|
| 3. | 293 | + | 206 | = |
|
| 4. | 309 | + | 287 | = |
|
| 5. | 460 | + | 110 | = |
|
| 6. | 368 | + | 282 | = |
|
| 7. | 288 | + | 109 | = |
|
| 8. | 473 | + | 377 | = |
|
| 9. | 414 | + | 383 | = |
|
| 10. | 383 | + | 189 | = |
|