Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 458 | + | 279 | = |
|
| 2. | 462 | + | 322 | = |
|
| 3. | 380 | + | 265 | = |
|
| 4. | 441 | + | 115 | = |
|
| 5. | 479 | + | 207 | = |
|
| 6. | 230 | + | 190 | = |
|
| 7. | 364 | + | 254 | = |
|
| 8. | 340 | + | 185 | = |
|
| 9. | 206 | + | 156 | = |
|
| 10. | 215 | + | 114 | = |
|
| Oefening 2 | |||||
| 1. | 301 | + | 280 | = |
|
| 2. | 392 | + | 143 | = |
|
| 3. | 493 | + | 429 | = |
|
| 4. | 250 | + | 131 | = |
|
| 5. | 379 | + | 347 | = |
|
| 6. | 273 | + | 227 | = |
|
| 7. | 419 | + | 178 | = |
|
| 8. | 276 | + | 125 | = |
|
| 9. | 286 | + | 188 | = |
|
| 10. | 365 | + | 183 | = |
|
| Oefening 3 | |||||
| 1. | 421 | + | 419 | = |
|
| 2. | 144 | + | 135 | = |
|
| 3. | 248 | + | 119 | = |
|
| 4. | 471 | + | 286 | = |
|
| 5. | 208 | + | 176 | = |
|
| 6. | 485 | + | 170 | = |
|
| 7. | 495 | + | 407 | = |
|
| 8. | 416 | + | 151 | = |
|
| 9. | 269 | + | 221 | = |
|
| 10. | 425 | + | 191 | = |
|
| Oefening 4 | |||||
| 1. | 396 | + | 219 | = |
|
| 2. | 345 | + | 249 | = |
|
| 3. | 391 | + | 141 | = |
|
| 4. | 152 | + | 110 | = |
|
| 5. | 406 | + | 224 | = |
|
| 6. | 211 | + | 104 | = |
|
| 7. | 360 | + | 132 | = |
|
| 8. | 259 | + | 207 | = |
|
| 9. | 333 | + | 197 | = |
|
| 10. | 402 | + | 364 | = |
|