Erbijsommen t/m 5.000

Optellen
1. 509 + 508 =
1.386
1.354
1.756
1.017
2. 2.129 + 911 =
2.837
3.040
3.223
3.348
3. 2.164 + 1.020 =
3.184
2.857
3.317
3.351
4. 1.948 + 999 =
2.947
2.955
2.730
2.702
5. 2.464 + 1.612 =
4.076
4.409
4.385
4.371
6. 1.787 + 1.318 =
3.082
2.592
3.067
3.105
7. 2.375 + 680 =
2.888
3.111
2.741
3.055
8. 2.157 + 815 =
2.972
2.551
2.860
3.018
9. 1.920 + 1.622 =
3.542
3.331
3.711
3.562
10. 2.167 + 535 =
2.787
2.626
2.640
2.702
11. 2.386 + 1.558 =
4.218
3.944
4.072
4.308
12. 1.627 + 1.568 =
3.375
2.752
3.195
2.979

Erbijsommen t/m 5.000
| ANTWOORDEN

Optellen
1. 509 + 508 =
1.386
1.354
1.756
1.017
2. 2.129 + 911 =
2.837
3.040
3.223
3.348
3. 2.164 + 1.020 =
3.184
2.857
3.317
3.351
4. 1.948 + 999 =
2.947
2.955
2.730
2.702
5. 2.464 + 1.612 =
4.076
4.409
4.385
4.371
6. 1.787 + 1.318 =
3.082
2.592
3.067
3.105
7. 2.375 + 680 =
2.888
3.111
2.741
3.055
8. 2.157 + 815 =
2.972
2.551
2.860
3.018
9. 1.920 + 1.622 =
3.542
3.331
3.711
3.562
10. 2.167 + 535 =
2.787
2.626
2.640
2.702
11. 2.386 + 1.558 =
4.218
3.944
4.072
4.308
12. 1.627 + 1.568 =
3.375
2.752
3.195
2.979