Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 381 | + | 371 | = |
|
| 2. | 372 | + | 178 | = |
|
| 3. | 481 | + | 188 | = |
|
| 4. | 424 | + | 132 | = |
|
| 5. | 261 | + | 223 | = |
|
| 6. | 390 | + | 371 | = |
|
| 7. | 269 | + | 244 | = |
|
| 8. | 252 | + | 191 | = |
|
| 9. | 399 | + | 103 | = |
|
| 10. | 482 | + | 172 | = |
|
| Oefening 2 | |||||
| 1. | 223 | + | 153 | = |
|
| 2. | 461 | + | 224 | = |
|
| 3. | 210 | + | 182 | = |
|
| 4. | 270 | + | 125 | = |
|
| 5. | 227 | + | 160 | = |
|
| 6. | 239 | + | 100 | = |
|
| 7. | 188 | + | 107 | = |
|
| 8. | 195 | + | 158 | = |
|
| 9. | 488 | + | 428 | = |
|
| 10. | 362 | + | 129 | = |
|
| Oefening 3 | |||||
| 1. | 346 | + | 240 | = |
|
| 2. | 270 | + | 195 | = |
|
| 3. | 420 | + | 368 | = |
|
| 4. | 335 | + | 324 | = |
|
| 5. | 422 | + | 318 | = |
|
| 6. | 362 | + | 355 | = |
|
| 7. | 339 | + | 287 | = |
|
| 8. | 494 | + | 415 | = |
|
| 9. | 461 | + | 436 | = |
|
| 10. | 415 | + | 396 | = |
|
| Oefening 4 | |||||
| 1. | 229 | + | 219 | = |
|
| 2. | 322 | + | 290 | = |
|
| 3. | 225 | + | 205 | = |
|
| 4. | 226 | + | 115 | = |
|
| 5. | 414 | + | 115 | = |
|
| 6. | 245 | + | 240 | = |
|
| 7. | 294 | + | 227 | = |
|
| 8. | 366 | + | 249 | = |
|
| 9. | 340 | + | 309 | = |
|
| 10. | 281 | + | 126 | = |
|