Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 494 | + | 428 | = |
|
| 2. | 464 | + | 357 | = |
|
| 3. | 375 | + | 324 | = |
|
| 4. | 478 | + | 193 | = |
|
| 5. | 230 | + | 139 | = |
|
| 6. | 340 | + | 172 | = |
|
| 7. | 431 | + | 158 | = |
|
| 8. | 487 | + | 313 | = |
|
| 9. | 217 | + | 141 | = |
|
| 10. | 424 | + | 117 | = |
|
| Oefening 2 | |||||
| 1. | 312 | + | 206 | = |
|
| 2. | 277 | + | 255 | = |
|
| 3. | 370 | + | 363 | = |
|
| 4. | 197 | + | 114 | = |
|
| 5. | 439 | + | 154 | = |
|
| 6. | 303 | + | 208 | = |
|
| 7. | 480 | + | 460 | = |
|
| 8. | 433 | + | 326 | = |
|
| 9. | 227 | + | 165 | = |
|
| 10. | 240 | + | 117 | = |
|
| Oefening 3 | |||||
| 1. | 182 | + | 143 | = |
|
| 2. | 157 | + | 119 | = |
|
| 3. | 243 | + | 161 | = |
|
| 4. | 230 | + | 194 | = |
|
| 5. | 329 | + | 262 | = |
|
| 6. | 294 | + | 228 | = |
|
| 7. | 338 | + | 237 | = |
|
| 8. | 492 | + | 105 | = |
|
| 9. | 135 | + | 104 | = |
|
| 10. | 261 | + | 252 | = |
|
| Oefening 4 | |||||
| 1. | 186 | + | 157 | = |
|
| 2. | 318 | + | 292 | = |
|
| 3. | 470 | + | 277 | = |
|
| 4. | 407 | + | 249 | = |
|
| 5. | 337 | + | 281 | = |
|
| 6. | 436 | + | 217 | = |
|
| 7. | 495 | + | 128 | = |
|
| 8. | 380 | + | 223 | = |
|
| 9. | 373 | + | 290 | = |
|
| 10. | 368 | + | 246 | = |
|