Erbijsommen t/m 1.000
Optellen
| 1. | 319 + 144 = |
357
|
320
|
463
|
262
|
| 2. | 222 + 183 = |
309
|
398
|
405
|
499
|
| 3. | 225 + 118 = |
343
|
226
|
397
|
296
|
| 4. | 398 + 187 = |
688
|
585
|
511
|
748
|
| 5. | 463 + 294 = |
757
|
560
|
562
|
522
|
| 6. | 403 + 324 = |
632
|
727
|
572
|
526
|
| 7. | 174 + 134 = |
438
|
261
|
422
|
308
|
| 8. | 310 + 202 = |
568
|
512
|
911
|
815
|
| 9. | 267 + 167 = |
324
|
473
|
226
|
434
|
| 10. | 281 + 109 = |
433
|
390
|
454
|
419
|
| 11. | 221 + 134 = |
261
|
430
|
355
|
363
|
| 12. | 411 + 253 = |
854
|
953
|
664
|
609
|