Erbijsommen t/m 1.000
Optellen
| 1. | 152 + 143 = |
258
|
395
|
400
|
295
|
| 2. | 265 + 260 = |
640
|
525
|
874
|
940
|
| 3. | 229 + 148 = |
240
|
377
|
345
|
464
|
| 4. | 396 + 222 = |
856
|
618
|
910
|
591
|
| 5. | 465 + 284 = |
638
|
749
|
802
|
778
|
| 6. | 247 + 197 = |
320
|
444
|
359
|
382
|
| 7. | 307 + 185 = |
321
|
220
|
492
|
279
|
| 8. | 275 + 171 = |
490
|
236
|
446
|
494
|
| 9. | 424 + 186 = |
659
|
610
|
882
|
541
|
| 10. | 439 + 259 = |
958
|
698
|
773
|
635
|
| 11. | 378 + 130 = |
753
|
671
|
508
|
713
|
| 12. | 438 + 108 = |
546
|
772
|
907
|
815
|