Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 303 | + | 241 | = |
|
| 2. | 363 | + | 161 | = |
|
| 3. | 460 | + | 407 | = |
|
| 4. | 297 | + | 281 | = |
|
| 5. | 177 | + | 113 | = |
|
| 6. | 236 | + | 175 | = |
|
| 7. | 267 | + | 223 | = |
|
| 8. | 217 | + | 209 | = |
|
| 9. | 314 | + | 142 | = |
|
| 10. | 445 | + | 234 | = |
|
| Oefening 2 | |||||
| 1. | 294 | + | 162 | = |
|
| 2. | 285 | + | 259 | = |
|
| 3. | 427 | + | 148 | = |
|
| 4. | 431 | + | 105 | = |
|
| 5. | 240 | + | 131 | = |
|
| 6. | 493 | + | 418 | = |
|
| 7. | 425 | + | 273 | = |
|
| 8. | 169 | + | 119 | = |
|
| 9. | 436 | + | 162 | = |
|
| 10. | 480 | + | 208 | = |
|
| Oefening 3 | |||||
| 1. | 293 | + | 277 | = |
|
| 2. | 273 | + | 166 | = |
|
| 3. | 317 | + | 301 | = |
|
| 4. | 327 | + | 176 | = |
|
| 5. | 422 | + | 361 | = |
|
| 6. | 390 | + | 171 | = |
|
| 7. | 310 | + | 142 | = |
|
| 8. | 344 | + | 319 | = |
|
| 9. | 243 | + | 184 | = |
|
| 10. | 439 | + | 374 | = |
|
| Oefening 4 | |||||
| 1. | 448 | + | 263 | = |
|
| 2. | 175 | + | 170 | = |
|
| 3. | 481 | + | 401 | = |
|
| 4. | 497 | + | 203 | = |
|
| 5. | 369 | + | 176 | = |
|
| 6. | 379 | + | 261 | = |
|
| 7. | 281 | + | 167 | = |
|
| 8. | 138 | + | 113 | = |
|
| 9. | 458 | + | 288 | = |
|
| 10. | 353 | + | 214 | = |
|