Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 380 | + | 375 | = |
|
| 2. | 485 | + | 357 | = |
|
| 3. | 241 | + | 153 | = |
|
| 4. | 200 | + | 148 | = |
|
| 5. | 376 | + | 283 | = |
|
| 6. | 463 | + | 251 | = |
|
| 7. | 287 | + | 266 | = |
|
| 8. | 275 | + | 180 | = |
|
| 9. | 359 | + | 291 | = |
|
| 10. | 317 | + | 248 | = |
|
| Oefening 2 | |||||
| 1. | 271 | + | 148 | = |
|
| 2. | 291 | + | 159 | = |
|
| 3. | 499 | + | 194 | = |
|
| 4. | 416 | + | 214 | = |
|
| 5. | 490 | + | 370 | = |
|
| 6. | 318 | + | 108 | = |
|
| 7. | 380 | + | 284 | = |
|
| 8. | 496 | + | 139 | = |
|
| 9. | 488 | + | 257 | = |
|
| 10. | 253 | + | 223 | = |
|
| Oefening 3 | |||||
| 1. | 255 | + | 212 | = |
|
| 2. | 221 | + | 197 | = |
|
| 3. | 271 | + | 193 | = |
|
| 4. | 402 | + | 361 | = |
|
| 5. | 406 | + | 192 | = |
|
| 6. | 462 | + | 185 | = |
|
| 7. | 266 | + | 235 | = |
|
| 8. | 470 | + | 128 | = |
|
| 9. | 138 | + | 132 | = |
|
| 10. | 318 | + | 185 | = |
|
| Oefening 4 | |||||
| 1. | 449 | + | 366 | = |
|
| 2. | 298 | + | 112 | = |
|
| 3. | 323 | + | 122 | = |
|
| 4. | 371 | + | 342 | = |
|
| 5. | 482 | + | 194 | = |
|
| 6. | 397 | + | 185 | = |
|
| 7. | 439 | + | 342 | = |
|
| 8. | 247 | + | 220 | = |
|
| 9. | 164 | + | 117 | = |
|
| 10. | 351 | + | 205 | = |
|