Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 371 | + | 184 | = |
|
| 2. | 238 | + | 159 | = |
|
| 3. | 456 | + | 182 | = |
|
| 4. | 419 | + | 251 | = |
|
| 5. | 498 | + | 386 | = |
|
| 6. | 396 | + | 325 | = |
|
| 7. | 449 | + | 228 | = |
|
| 8. | 403 | + | 211 | = |
|
| 9. | 258 | + | 255 | = |
|
| 10. | 234 | + | 146 | = |
|
| Oefening 2 | |||||
| 1. | 412 | + | 103 | = |
|
| 2. | 235 | + | 133 | = |
|
| 3. | 199 | + | 130 | = |
|
| 4. | 438 | + | 276 | = |
|
| 5. | 255 | + | 176 | = |
|
| 6. | 421 | + | 135 | = |
|
| 7. | 420 | + | 145 | = |
|
| 8. | 229 | + | 177 | = |
|
| 9. | 421 | + | 312 | = |
|
| 10. | 420 | + | 137 | = |
|
| Oefening 3 | |||||
| 1. | 259 | + | 139 | = |
|
| 2. | 221 | + | 186 | = |
|
| 3. | 281 | + | 271 | = |
|
| 4. | 361 | + | 331 | = |
|
| 5. | 423 | + | 313 | = |
|
| 6. | 365 | + | 105 | = |
|
| 7. | 289 | + | 105 | = |
|
| 8. | 232 | + | 217 | = |
|
| 9. | 341 | + | 115 | = |
|
| 10. | 470 | + | 401 | = |
|
| Oefening 4 | |||||
| 1. | 222 | + | 213 | = |
|
| 2. | 352 | + | 297 | = |
|
| 3. | 485 | + | 170 | = |
|
| 4. | 180 | + | 169 | = |
|
| 5. | 230 | + | 133 | = |
|
| 6. | 283 | + | 104 | = |
|
| 7. | 455 | + | 248 | = |
|
| 8. | 455 | + | 330 | = |
|
| 9. | 348 | + | 258 | = |
|
| 10. | 245 | + | 122 | = |
|