Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 445 | + | 425 | = |
|
| 2. | 450 | + | 159 | = |
|
| 3. | 409 | + | 114 | = |
|
| 4. | 276 | + | 260 | = |
|
| 5. | 439 | + | 205 | = |
|
| 6. | 407 | + | 360 | = |
|
| 7. | 369 | + | 340 | = |
|
| 8. | 215 | + | 193 | = |
|
| 9. | 317 | + | 282 | = |
|
| 10. | 449 | + | 289 | = |
|
| Oefening 2 | |||||
| 1. | 486 | + | 244 | = |
|
| 2. | 280 | + | 249 | = |
|
| 3. | 399 | + | 103 | = |
|
| 4. | 303 | + | 298 | = |
|
| 5. | 490 | + | 164 | = |
|
| 6. | 349 | + | 322 | = |
|
| 7. | 171 | + | 122 | = |
|
| 8. | 478 | + | 333 | = |
|
| 9. | 381 | + | 362 | = |
|
| 10. | 225 | + | 159 | = |
|
| Oefening 3 | |||||
| 1. | 247 | + | 109 | = |
|
| 2. | 417 | + | 174 | = |
|
| 3. | 427 | + | 213 | = |
|
| 4. | 299 | + | 298 | = |
|
| 5. | 366 | + | 169 | = |
|
| 6. | 428 | + | 423 | = |
|
| 7. | 443 | + | 199 | = |
|
| 8. | 470 | + | 141 | = |
|
| 9. | 459 | + | 234 | = |
|
| 10. | 443 | + | 199 | = |
|
| Oefening 4 | |||||
| 1. | 486 | + | 435 | = |
|
| 2. | 285 | + | 266 | = |
|
| 3. | 344 | + | 109 | = |
|
| 4. | 434 | + | 197 | = |
|
| 5. | 500 | + | 319 | = |
|
| 6. | 409 | + | 312 | = |
|
| 7. | 489 | + | 247 | = |
|
| 8. | 347 | + | 104 | = |
|
| 9. | 347 | + | 294 | = |
|
| 10. | 371 | + | 210 | = |
|