Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 457 | + | 239 | = |
|
| 2. | 442 | + | 363 | = |
|
| 3. | 462 | + | 244 | = |
|
| 4. | 294 | + | 104 | = |
|
| 5. | 470 | + | 426 | = |
|
| 6. | 229 | + | 122 | = |
|
| 7. | 393 | + | 217 | = |
|
| 8. | 261 | + | 135 | = |
|
| 9. | 438 | + | 229 | = |
|
| 10. | 370 | + | 366 | = |
|
| Oefening 2 | |||||
| 1. | 396 | + | 105 | = |
|
| 2. | 435 | + | 220 | = |
|
| 3. | 456 | + | 437 | = |
|
| 4. | 303 | + | 296 | = |
|
| 5. | 283 | + | 225 | = |
|
| 6. | 395 | + | 302 | = |
|
| 7. | 312 | + | 239 | = |
|
| 8. | 202 | + | 116 | = |
|
| 9. | 226 | + | 144 | = |
|
| 10. | 425 | + | 354 | = |
|
| Oefening 3 | |||||
| 1. | 414 | + | 269 | = |
|
| 2. | 223 | + | 121 | = |
|
| 3. | 478 | + | 207 | = |
|
| 4. | 230 | + | 126 | = |
|
| 5. | 362 | + | 107 | = |
|
| 6. | 473 | + | 109 | = |
|
| 7. | 427 | + | 237 | = |
|
| 8. | 255 | + | 126 | = |
|
| 9. | 380 | + | 251 | = |
|
| 10. | 262 | + | 238 | = |
|
| Oefening 4 | |||||
| 1. | 365 | + | 261 | = |
|
| 2. | 180 | + | 124 | = |
|
| 3. | 375 | + | 322 | = |
|
| 4. | 354 | + | 318 | = |
|
| 5. | 464 | + | 212 | = |
|
| 6. | 280 | + | 179 | = |
|
| 7. | 295 | + | 234 | = |
|
| 8. | 434 | + | 201 | = |
|
| 9. | 253 | + | 131 | = |
|
| 10. | 313 | + | 203 | = |
|