Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 500 | + | 408 | = |
|
| 2. | 351 | + | 117 | = |
|
| 3. | 162 | + | 122 | = |
|
| 4. | 364 | + | 243 | = |
|
| 5. | 160 | + | 127 | = |
|
| 6. | 488 | + | 238 | = |
|
| 7. | 311 | + | 240 | = |
|
| 8. | 443 | + | 384 | = |
|
| 9. | 240 | + | 218 | = |
|
| 10. | 157 | + | 124 | = |
|
| Oefening 2 | |||||
| 1. | 494 | + | 288 | = |
|
| 2. | 210 | + | 129 | = |
|
| 3. | 467 | + | 191 | = |
|
| 4. | 377 | + | 311 | = |
|
| 5. | 332 | + | 273 | = |
|
| 6. | 288 | + | 232 | = |
|
| 7. | 456 | + | 105 | = |
|
| 8. | 479 | + | 426 | = |
|
| 9. | 329 | + | 278 | = |
|
| 10. | 303 | + | 196 | = |
|
| Oefening 3 | |||||
| 1. | 265 | + | 255 | = |
|
| 2. | 218 | + | 207 | = |
|
| 3. | 402 | + | 310 | = |
|
| 4. | 475 | + | 208 | = |
|
| 5. | 310 | + | 128 | = |
|
| 6. | 326 | + | 144 | = |
|
| 7. | 234 | + | 143 | = |
|
| 8. | 258 | + | 153 | = |
|
| 9. | 479 | + | 251 | = |
|
| 10. | 251 | + | 151 | = |
|
| Oefening 4 | |||||
| 1. | 313 | + | 185 | = |
|
| 2. | 359 | + | 334 | = |
|
| 3. | 424 | + | 403 | = |
|
| 4. | 274 | + | 143 | = |
|
| 5. | 246 | + | 190 | = |
|
| 6. | 493 | + | 313 | = |
|
| 7. | 499 | + | 420 | = |
|
| 8. | 468 | + | 466 | = |
|
| 9. | 454 | + | 423 | = |
|
| 10. | 371 | + | 121 | = |
|