Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 238 | + | 204 | = |
|
| 2. | 496 | + | 104 | = |
|
| 3. | 490 | + | 430 | = |
|
| 4. | 293 | + | 259 | = |
|
| 5. | 323 | + | 280 | = |
|
| 6. | 150 | + | 125 | = |
|
| 7. | 255 | + | 112 | = |
|
| 8. | 345 | + | 283 | = |
|
| 9. | 319 | + | 157 | = |
|
| 10. | 297 | + | 127 | = |
|
| Oefening 2 | |||||
| 1. | 285 | + | 172 | = |
|
| 2. | 440 | + | 263 | = |
|
| 3. | 410 | + | 157 | = |
|
| 4. | 402 | + | 250 | = |
|
| 5. | 430 | + | 273 | = |
|
| 6. | 462 | + | 459 | = |
|
| 7. | 411 | + | 341 | = |
|
| 8. | 365 | + | 229 | = |
|
| 9. | 454 | + | 352 | = |
|
| 10. | 146 | + | 106 | = |
|
| Oefening 3 | |||||
| 1. | 343 | + | 247 | = |
|
| 2. | 243 | + | 122 | = |
|
| 3. | 250 | + | 218 | = |
|
| 4. | 388 | + | 227 | = |
|
| 5. | 405 | + | 118 | = |
|
| 6. | 360 | + | 195 | = |
|
| 7. | 377 | + | 371 | = |
|
| 8. | 256 | + | 230 | = |
|
| 9. | 192 | + | 138 | = |
|
| 10. | 398 | + | 183 | = |
|
| Oefening 4 | |||||
| 1. | 402 | + | 189 | = |
|
| 2. | 461 | + | 200 | = |
|
| 3. | 209 | + | 171 | = |
|
| 4. | 394 | + | 337 | = |
|
| 5. | 265 | + | 132 | = |
|
| 6. | 489 | + | 207 | = |
|
| 7. | 241 | + | 186 | = |
|
| 8. | 304 | + | 260 | = |
|
| 9. | 407 | + | 333 | = |
|
| 10. | 419 | + | 405 | = |
|