Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 300 | + | 145 | = |
|
| 2. | 232 | + | 219 | = |
|
| 3. | 416 | + | 115 | = |
|
| 4. | 416 | + | 404 | = |
|
| 5. | 264 | + | 211 | = |
|
| 6. | 474 | + | 301 | = |
|
| 7. | 473 | + | 467 | = |
|
| 8. | 325 | + | 306 | = |
|
| 9. | 389 | + | 228 | = |
|
| 10. | 209 | + | 131 | = |
|
| Oefening 2 | |||||
| 1. | 491 | + | 420 | = |
|
| 2. | 375 | + | 352 | = |
|
| 3. | 391 | + | 290 | = |
|
| 4. | 271 | + | 228 | = |
|
| 5. | 451 | + | 224 | = |
|
| 6. | 406 | + | 175 | = |
|
| 7. | 389 | + | 335 | = |
|
| 8. | 425 | + | 298 | = |
|
| 9. | 163 | + | 150 | = |
|
| 10. | 404 | + | 101 | = |
|
| Oefening 3 | |||||
| 1. | 308 | + | 182 | = |
|
| 2. | 493 | + | 203 | = |
|
| 3. | 354 | + | 352 | = |
|
| 4. | 183 | + | 113 | = |
|
| 5. | 405 | + | 345 | = |
|
| 6. | 257 | + | 102 | = |
|
| 7. | 319 | + | 258 | = |
|
| 8. | 309 | + | 253 | = |
|
| 9. | 459 | + | 277 | = |
|
| 10. | 447 | + | 152 | = |
|
| Oefening 4 | |||||
| 1. | 452 | + | 170 | = |
|
| 2. | 385 | + | 329 | = |
|
| 3. | 247 | + | 108 | = |
|
| 4. | 154 | + | 151 | = |
|
| 5. | 202 | + | 160 | = |
|
| 6. | 314 | + | 299 | = |
|
| 7. | 406 | + | 114 | = |
|
| 8. | 240 | + | 152 | = |
|
| 9. | 471 | + | 270 | = |
|
| 10. | 487 | + | 389 | = |
|