Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 409 | + | 144 | = |
|
| 2. | 499 | + | 412 | = |
|
| 3. | 336 | + | 182 | = |
|
| 4. | 321 | + | 237 | = |
|
| 5. | 375 | + | 159 | = |
|
| 6. | 304 | + | 298 | = |
|
| 7. | 435 | + | 197 | = |
|
| 8. | 389 | + | 363 | = |
|
| 9. | 492 | + | 356 | = |
|
| 10. | 314 | + | 127 | = |
|
| Oefening 2 | |||||
| 1. | 298 | + | 208 | = |
|
| 2. | 431 | + | 312 | = |
|
| 3. | 436 | + | 115 | = |
|
| 4. | 169 | + | 114 | = |
|
| 5. | 178 | + | 163 | = |
|
| 6. | 325 | + | 104 | = |
|
| 7. | 383 | + | 128 | = |
|
| 8. | 453 | + | 138 | = |
|
| 9. | 489 | + | 318 | = |
|
| 10. | 246 | + | 226 | = |
|
| Oefening 3 | |||||
| 1. | 222 | + | 171 | = |
|
| 2. | 207 | + | 114 | = |
|
| 3. | 435 | + | 280 | = |
|
| 4. | 431 | + | 363 | = |
|
| 5. | 365 | + | 314 | = |
|
| 6. | 489 | + | 277 | = |
|
| 7. | 150 | + | 120 | = |
|
| 8. | 305 | + | 228 | = |
|
| 9. | 223 | + | 222 | = |
|
| 10. | 473 | + | 411 | = |
|
| Oefening 4 | |||||
| 1. | 394 | + | 186 | = |
|
| 2. | 315 | + | 231 | = |
|
| 3. | 386 | + | 347 | = |
|
| 4. | 230 | + | 216 | = |
|
| 5. | 496 | + | 406 | = |
|
| 6. | 455 | + | 243 | = |
|
| 7. | 475 | + | 222 | = |
|
| 8. | 444 | + | 275 | = |
|
| 9. | 329 | + | 303 | = |
|
| 10. | 426 | + | 307 | = |
|