Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 327 | + | 303 | = |
|
| 2. | 280 | + | 271 | = |
|
| 3. | 266 | + | 110 | = |
|
| 4. | 211 | + | 168 | = |
|
| 5. | 447 | + | 361 | = |
|
| 6. | 259 | + | 250 | = |
|
| 7. | 334 | + | 314 | = |
|
| 8. | 194 | + | 158 | = |
|
| 9. | 460 | + | 456 | = |
|
| 10. | 470 | + | 417 | = |
|
| Oefening 2 | |||||
| 1. | 312 | + | 131 | = |
|
| 2. | 293 | + | 263 | = |
|
| 3. | 231 | + | 189 | = |
|
| 4. | 221 | + | 106 | = |
|
| 5. | 350 | + | 302 | = |
|
| 6. | 359 | + | 196 | = |
|
| 7. | 237 | + | 180 | = |
|
| 8. | 430 | + | 117 | = |
|
| 9. | 212 | + | 144 | = |
|
| 10. | 283 | + | 263 | = |
|
| Oefening 3 | |||||
| 1. | 497 | + | 494 | = |
|
| 2. | 468 | + | 142 | = |
|
| 3. | 332 | + | 163 | = |
|
| 4. | 209 | + | 152 | = |
|
| 5. | 267 | + | 105 | = |
|
| 6. | 247 | + | 110 | = |
|
| 7. | 358 | + | 156 | = |
|
| 8. | 427 | + | 287 | = |
|
| 9. | 260 | + | 194 | = |
|
| 10. | 435 | + | 334 | = |
|
| Oefening 4 | |||||
| 1. | 473 | + | 140 | = |
|
| 2. | 308 | + | 254 | = |
|
| 3. | 465 | + | 460 | = |
|
| 4. | 344 | + | 156 | = |
|
| 5. | 437 | + | 305 | = |
|
| 6. | 408 | + | 324 | = |
|
| 7. | 419 | + | 351 | = |
|
| 8. | 288 | + | 153 | = |
|
| 9. | 290 | + | 106 | = |
|
| 10. | 287 | + | 218 | = |
|