Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 467 | + | 459 | = |
|
| 2. | 490 | + | 460 | = |
|
| 3. | 176 | + | 128 | = |
|
| 4. | 493 | + | 473 | = |
|
| 5. | 352 | + | 146 | = |
|
| 6. | 483 | + | 186 | = |
|
| 7. | 206 | + | 125 | = |
|
| 8. | 324 | + | 246 | = |
|
| 9. | 195 | + | 129 | = |
|
| 10. | 476 | + | 333 | = |
|
| Oefening 2 | |||||
| 1. | 491 | + | 421 | = |
|
| 2. | 424 | + | 349 | = |
|
| 3. | 360 | + | 291 | = |
|
| 4. | 206 | + | 190 | = |
|
| 5. | 480 | + | 376 | = |
|
| 6. | 317 | + | 316 | = |
|
| 7. | 114 | + | 100 | = |
|
| 8. | 194 | + | 172 | = |
|
| 9. | 260 | + | 225 | = |
|
| 10. | 238 | + | 186 | = |
|
| Oefening 3 | |||||
| 1. | 334 | + | 258 | = |
|
| 2. | 274 | + | 259 | = |
|
| 3. | 397 | + | 311 | = |
|
| 4. | 465 | + | 249 | = |
|
| 5. | 427 | + | 132 | = |
|
| 6. | 386 | + | 224 | = |
|
| 7. | 443 | + | 234 | = |
|
| 8. | 476 | + | 449 | = |
|
| 9. | 196 | + | 168 | = |
|
| 10. | 459 | + | 425 | = |
|
| Oefening 4 | |||||
| 1. | 210 | + | 154 | = |
|
| 2. | 268 | + | 109 | = |
|
| 3. | 247 | + | 159 | = |
|
| 4. | 176 | + | 122 | = |
|
| 5. | 492 | + | 469 | = |
|
| 6. | 339 | + | 270 | = |
|
| 7. | 360 | + | 187 | = |
|
| 8. | 215 | + | 192 | = |
|
| 9. | 168 | + | 162 | = |
|
| 10. | 481 | + | 274 | = |
|