Erbijsommen tot en met 2.000

Erbijsommen
1. 257 + 257 =
514
820
851
502
2. 568 + 437 =
1.005
1.280
1.420
1.236
3. 970 + 391 =
1.871
1.361
1.696
1.862
4. 868 + 745 =
1.241
1.493
1.846
1.613
5. 663 + 445 =
1.454
1.604
1.440
1.108
6. 778 + 538 =
1.247
1.316
1.962
1.512
7. 465 + 367 =
832
882
695
571
8. 800 + 765 =
1.964
1.620
1.565
1.494
9. 552 + 378 =
555
680
930
542
10. 693 + 273 =
550
559
966
860
11. 739 + 446 =
1.832
1.185
1.921
1.015
12. 621 + 517 =
1.178
1.638
1.977
1.138

Erbijsommen tot en met 2.000
| ANTWOORDEN

Erbijsommen
1. 257 + 257 =
514
820
851
502
2. 568 + 437 =
1.005
1.280
1.420
1.236
3. 970 + 391 =
1.871
1.361
1.696
1.862
4. 868 + 745 =
1.241
1.493
1.846
1.613
5. 663 + 445 =
1.454
1.604
1.440
1.108
6. 778 + 538 =
1.247
1.316
1.962
1.512
7. 465 + 367 =
832
882
695
571
8. 800 + 765 =
1.964
1.620
1.565
1.494
9. 552 + 378 =
555
680
930
542
10. 693 + 273 =
550
559
966
860
11. 739 + 446 =
1.832
1.185
1.921
1.015
12. 621 + 517 =
1.178
1.638
1.977
1.138