Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 151 | + | 101 | = |
|
| 2. | 249 | + | 168 | = |
|
| 3. | 422 | + | 388 | = |
|
| 4. | 430 | + | 389 | = |
|
| 5. | 500 | + | 299 | = |
|
| 6. | 394 | + | 358 | = |
|
| 7. | 323 | + | 235 | = |
|
| 8. | 197 | + | 189 | = |
|
| 9. | 486 | + | 232 | = |
|
| 10. | 450 | + | 347 | = |
|
| Oefening 2 | |||||
| 1. | 195 | + | 115 | = |
|
| 2. | 438 | + | 376 | = |
|
| 3. | 397 | + | 275 | = |
|
| 4. | 198 | + | 134 | = |
|
| 5. | 199 | + | 158 | = |
|
| 6. | 492 | + | 239 | = |
|
| 7. | 323 | + | 319 | = |
|
| 8. | 201 | + | 174 | = |
|
| 9. | 339 | + | 161 | = |
|
| 10. | 388 | + | 325 | = |
|
| Oefening 3 | |||||
| 1. | 481 | + | 464 | = |
|
| 2. | 456 | + | 386 | = |
|
| 3. | 471 | + | 118 | = |
|
| 4. | 476 | + | 177 | = |
|
| 5. | 384 | + | 258 | = |
|
| 6. | 192 | + | 172 | = |
|
| 7. | 363 | + | 243 | = |
|
| 8. | 278 | + | 106 | = |
|
| 9. | 496 | + | 200 | = |
|
| 10. | 401 | + | 253 | = |
|
| Oefening 4 | |||||
| 1. | 395 | + | 345 | = |
|
| 2. | 165 | + | 151 | = |
|
| 3. | 357 | + | 165 | = |
|
| 4. | 256 | + | 226 | = |
|
| 5. | 164 | + | 119 | = |
|
| 6. | 460 | + | 415 | = |
|
| 7. | 367 | + | 353 | = |
|
| 8. | 438 | + | 343 | = |
|
| 9. | 446 | + | 296 | = |
|
| 10. | 426 | + | 322 | = |
|