Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 360 | + | 179 | = |
|
| 2. | 177 | + | 156 | = |
|
| 3. | 449 | + | 130 | = |
|
| 4. | 269 | + | 253 | = |
|
| 5. | 171 | + | 108 | = |
|
| 6. | 316 | + | 257 | = |
|
| 7. | 488 | + | 222 | = |
|
| 8. | 383 | + | 104 | = |
|
| 9. | 416 | + | 331 | = |
|
| 10. | 474 | + | 251 | = |
|
| Oefening 2 | |||||
| 1. | 312 | + | 213 | = |
|
| 2. | 380 | + | 363 | = |
|
| 3. | 439 | + | 111 | = |
|
| 4. | 452 | + | 332 | = |
|
| 5. | 312 | + | 214 | = |
|
| 6. | 228 | + | 204 | = |
|
| 7. | 422 | + | 308 | = |
|
| 8. | 365 | + | 208 | = |
|
| 9. | 270 | + | 265 | = |
|
| 10. | 485 | + | 219 | = |
|
| Oefening 3 | |||||
| 1. | 491 | + | 487 | = |
|
| 2. | 321 | + | 263 | = |
|
| 3. | 195 | + | 150 | = |
|
| 4. | 400 | + | 398 | = |
|
| 5. | 388 | + | 326 | = |
|
| 6. | 365 | + | 194 | = |
|
| 7. | 413 | + | 363 | = |
|
| 8. | 490 | + | 332 | = |
|
| 9. | 220 | + | 151 | = |
|
| 10. | 320 | + | 208 | = |
|
| Oefening 4 | |||||
| 1. | 314 | + | 237 | = |
|
| 2. | 359 | + | 308 | = |
|
| 3. | 296 | + | 252 | = |
|
| 4. | 375 | + | 271 | = |
|
| 5. | 370 | + | 198 | = |
|
| 6. | 278 | + | 252 | = |
|
| 7. | 324 | + | 111 | = |
|
| 8. | 358 | + | 339 | = |
|
| 9. | 375 | + | 339 | = |
|
| 10. | 466 | + | 132 | = |
|