Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 484 | + | 483 | = |
|
| 2. | 485 | + | 307 | = |
|
| 3. | 468 | + | 347 | = |
|
| 4. | 309 | + | 304 | = |
|
| 5. | 178 | + | 149 | = |
|
| 6. | 411 | + | 187 | = |
|
| 7. | 226 | + | 121 | = |
|
| 8. | 240 | + | 215 | = |
|
| 9. | 388 | + | 373 | = |
|
| 10. | 341 | + | 255 | = |
|
| Oefening 2 | |||||
| 1. | 312 | + | 178 | = |
|
| 2. | 429 | + | 213 | = |
|
| 3. | 400 | + | 243 | = |
|
| 4. | 145 | + | 105 | = |
|
| 5. | 264 | + | 153 | = |
|
| 6. | 182 | + | 128 | = |
|
| 7. | 361 | + | 206 | = |
|
| 8. | 238 | + | 170 | = |
|
| 9. | 253 | + | 233 | = |
|
| 10. | 406 | + | 220 | = |
|
| Oefening 3 | |||||
| 1. | 108 | + | 103 | = |
|
| 2. | 489 | + | 134 | = |
|
| 3. | 215 | + | 155 | = |
|
| 4. | 421 | + | 365 | = |
|
| 5. | 320 | + | 316 | = |
|
| 6. | 449 | + | 431 | = |
|
| 7. | 441 | + | 433 | = |
|
| 8. | 438 | + | 282 | = |
|
| 9. | 440 | + | 288 | = |
|
| 10. | 183 | + | 169 | = |
|
| Oefening 4 | |||||
| 1. | 235 | + | 159 | = |
|
| 2. | 256 | + | 211 | = |
|
| 3. | 470 | + | 127 | = |
|
| 4. | 478 | + | 376 | = |
|
| 5. | 466 | + | 154 | = |
|
| 6. | 174 | + | 123 | = |
|
| 7. | 366 | + | 265 | = |
|
| 8. | 323 | + | 247 | = |
|
| 9. | 280 | + | 250 | = |
|
| 10. | 296 | + | 131 | = |
|