Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 249 | + | 154 | = |
|
| 2. | 464 | + | 104 | = |
|
| 3. | 436 | + | 346 | = |
|
| 4. | 439 | + | 114 | = |
|
| 5. | 427 | + | 208 | = |
|
| 6. | 205 | + | 171 | = |
|
| 7. | 490 | + | 174 | = |
|
| 8. | 294 | + | 240 | = |
|
| 9. | 412 | + | 325 | = |
|
| 10. | 316 | + | 122 | = |
|
| Oefening 2 | |||||
| 1. | 439 | + | 433 | = |
|
| 2. | 191 | + | 151 | = |
|
| 3. | 395 | + | 220 | = |
|
| 4. | 116 | + | 110 | = |
|
| 5. | 181 | + | 172 | = |
|
| 6. | 206 | + | 205 | = |
|
| 7. | 333 | + | 259 | = |
|
| 8. | 330 | + | 114 | = |
|
| 9. | 234 | + | 223 | = |
|
| 10. | 343 | + | 266 | = |
|
| Oefening 3 | |||||
| 1. | 349 | + | 215 | = |
|
| 2. | 338 | + | 109 | = |
|
| 3. | 437 | + | 117 | = |
|
| 4. | 437 | + | 192 | = |
|
| 5. | 297 | + | 280 | = |
|
| 6. | 338 | + | 267 | = |
|
| 7. | 473 | + | 409 | = |
|
| 8. | 260 | + | 216 | = |
|
| 9. | 329 | + | 311 | = |
|
| 10. | 417 | + | 189 | = |
|
| Oefening 4 | |||||
| 1. | 489 | + | 440 | = |
|
| 2. | 481 | + | 252 | = |
|
| 3. | 460 | + | 392 | = |
|
| 4. | 462 | + | 255 | = |
|
| 5. | 272 | + | 233 | = |
|
| 6. | 299 | + | 296 | = |
|
| 7. | 231 | + | 164 | = |
|
| 8. | 284 | + | 197 | = |
|
| 9. | 281 | + | 206 | = |
|
| 10. | 217 | + | 211 | = |
|