Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 213 | + | 146 | = |
|
| 2. | 461 | + | 374 | = |
|
| 3. | 227 | + | 171 | = |
|
| 4. | 384 | + | 203 | = |
|
| 5. | 316 | + | 193 | = |
|
| 6. | 338 | + | 229 | = |
|
| 7. | 234 | + | 125 | = |
|
| 8. | 385 | + | 220 | = |
|
| 9. | 436 | + | 397 | = |
|
| 10. | 465 | + | 273 | = |
|
| Oefening 2 | |||||
| 1. | 240 | + | 112 | = |
|
| 2. | 287 | + | 101 | = |
|
| 3. | 301 | + | 167 | = |
|
| 4. | 491 | + | 178 | = |
|
| 5. | 256 | + | 214 | = |
|
| 6. | 470 | + | 427 | = |
|
| 7. | 494 | + | 252 | = |
|
| 8. | 229 | + | 188 | = |
|
| 9. | 257 | + | 192 | = |
|
| 10. | 200 | + | 168 | = |
|
| Oefening 3 | |||||
| 1. | 321 | + | 172 | = |
|
| 2. | 476 | + | 342 | = |
|
| 3. | 415 | + | 148 | = |
|
| 4. | 477 | + | 406 | = |
|
| 5. | 345 | + | 132 | = |
|
| 6. | 395 | + | 231 | = |
|
| 7. | 416 | + | 405 | = |
|
| 8. | 235 | + | 162 | = |
|
| 9. | 486 | + | 333 | = |
|
| 10. | 371 | + | 279 | = |
|
| Oefening 4 | |||||
| 1. | 282 | + | 254 | = |
|
| 2. | 284 | + | 242 | = |
|
| 3. | 398 | + | 239 | = |
|
| 4. | 311 | + | 208 | = |
|
| 5. | 329 | + | 163 | = |
|
| 6. | 480 | + | 276 | = |
|
| 7. | 328 | + | 318 | = |
|
| 8. | 359 | + | 297 | = |
|
| 9. | 429 | + | 106 | = |
|
| 10. | 406 | + | 296 | = |
|