Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 487 | + | 254 | = |
|
| 2. | 465 | + | 416 | = |
|
| 3. | 388 | + | 154 | = |
|
| 4. | 128 | + | 103 | = |
|
| 5. | 342 | + | 240 | = |
|
| 6. | 432 | + | 245 | = |
|
| 7. | 291 | + | 198 | = |
|
| 8. | 387 | + | 360 | = |
|
| 9. | 394 | + | 254 | = |
|
| 10. | 473 | + | 331 | = |
|
| Oefening 2 | |||||
| 1. | 437 | + | 175 | = |
|
| 2. | 426 | + | 378 | = |
|
| 3. | 461 | + | 222 | = |
|
| 4. | 445 | + | 303 | = |
|
| 5. | 425 | + | 424 | = |
|
| 6. | 390 | + | 106 | = |
|
| 7. | 443 | + | 324 | = |
|
| 8. | 227 | + | 103 | = |
|
| 9. | 421 | + | 295 | = |
|
| 10. | 451 | + | 217 | = |
|
| Oefening 3 | |||||
| 1. | 469 | + | 209 | = |
|
| 2. | 255 | + | 234 | = |
|
| 3. | 435 | + | 400 | = |
|
| 4. | 275 | + | 215 | = |
|
| 5. | 435 | + | 317 | = |
|
| 6. | 399 | + | 241 | = |
|
| 7. | 427 | + | 262 | = |
|
| 8. | 357 | + | 210 | = |
|
| 9. | 365 | + | 105 | = |
|
| 10. | 474 | + | 330 | = |
|
| Oefening 4 | |||||
| 1. | 422 | + | 345 | = |
|
| 2. | 210 | + | 155 | = |
|
| 3. | 329 | + | 176 | = |
|
| 4. | 270 | + | 251 | = |
|
| 5. | 320 | + | 145 | = |
|
| 6. | 219 | + | 175 | = |
|
| 7. | 321 | + | 302 | = |
|
| 8. | 440 | + | 425 | = |
|
| 9. | 357 | + | 114 | = |
|
| 10. | 381 | + | 349 | = |
|