Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 402 | + | 316 | = |
|
| 2. | 290 | + | 229 | = |
|
| 3. | 470 | + | 146 | = |
|
| 4. | 455 | + | 396 | = |
|
| 5. | 194 | + | 140 | = |
|
| 6. | 346 | + | 162 | = |
|
| 7. | 466 | + | 262 | = |
|
| 8. | 458 | + | 217 | = |
|
| 9. | 424 | + | 161 | = |
|
| 10. | 412 | + | 405 | = |
|
| Oefening 2 | |||||
| 1. | 309 | + | 236 | = |
|
| 2. | 339 | + | 220 | = |
|
| 3. | 303 | + | 168 | = |
|
| 4. | 487 | + | 367 | = |
|
| 5. | 372 | + | 236 | = |
|
| 6. | 257 | + | 237 | = |
|
| 7. | 421 | + | 281 | = |
|
| 8. | 215 | + | 183 | = |
|
| 9. | 401 | + | 258 | = |
|
| 10. | 265 | + | 242 | = |
|
| Oefening 3 | |||||
| 1. | 435 | + | 404 | = |
|
| 2. | 327 | + | 324 | = |
|
| 3. | 223 | + | 136 | = |
|
| 4. | 495 | + | 227 | = |
|
| 5. | 271 | + | 142 | = |
|
| 6. | 356 | + | 297 | = |
|
| 7. | 469 | + | 185 | = |
|
| 8. | 364 | + | 203 | = |
|
| 9. | 496 | + | 295 | = |
|
| 10. | 335 | + | 195 | = |
|
| Oefening 4 | |||||
| 1. | 476 | + | 460 | = |
|
| 2. | 438 | + | 205 | = |
|
| 3. | 441 | + | 167 | = |
|
| 4. | 424 | + | 125 | = |
|
| 5. | 262 | + | 181 | = |
|
| 6. | 376 | + | 318 | = |
|
| 7. | 442 | + | 211 | = |
|
| 8. | 189 | + | 124 | = |
|
| 9. | 305 | + | 251 | = |
|
| 10. | 493 | + | 342 | = |
|