Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	575	+		=	986
2.	767	+		=	1.272
3.	707	+		=	1.310
4.	874	+		=	1.458
5.	707	+		=	1.083
6.	808	+		=	1.193
7.	887	+		=	1.486
8.	389	+		=	684
9.	653	+		=	1.027
10.	700	+		=	969

Oefening 2
1.	746	+		=	1.444
2.	601	+		=	1.128
3.	686	+		=	1.274
4.	952	+		=	1.717
5.	984	+		=	1.352
6.	969	+		=	1.239
7.	816	+		=	1.527
8.	952	+		=	1.868
9.	629	+		=	1.246
10.	696	+		=	1.238

Oefening 3
1.	919	+		=	1.161
2.	863	+		=	1.421
3.	667	+		=	1.330
4.	741	+		=	1.474
5.	606	+		=	850
6.	543	+		=	922
7.	957	+		=	1.621
8.	526	+		=	764
9.	791	+		=	1.525
10.	628	+		=	975

Oefening 4
1.	796	+		=	1.529
2.	971	+		=	1.555
3.	939	+		=	1.287
4.	975	+		=	1.918
5.	450	+		=	769
6.	866	+		=	1.200
7.	807	+		=	1.479
8.	750	+		=	1.011
9.	568	+		=	1.124
10.	925	+		=	1.417

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	575	+	411	=	986
2.	767	+	505	=	1.272
3.	707	+	603	=	1.310
4.	874	+	584	=	1.458
5.	707	+	376	=	1.083
6.	808	+	385	=	1.193
7.	887	+	599	=	1.486
8.	389	+	295	=	684
9.	653	+	374	=	1.027
10.	700	+	269	=	969

Oefening 2
1.	746	+	698	=	1.444
2.	601	+	527	=	1.128
3.	686	+	588	=	1.274
4.	952	+	765	=	1.717
5.	984	+	368	=	1.352
6.	969	+	270	=	1.239
7.	816	+	711	=	1.527
8.	952	+	916	=	1.868
9.	629	+	617	=	1.246
10.	696	+	542	=	1.238

Oefening 3
1.	919	+	242	=	1.161
2.	863	+	558	=	1.421
3.	667	+	663	=	1.330
4.	741	+	733	=	1.474
5.	606	+	244	=	850
6.	543	+	379	=	922
7.	957	+	664	=	1.621
8.	526	+	238	=	764
9.	791	+	734	=	1.525
10.	628	+	347	=	975

Oefening 4
1.	796	+	733	=	1.529
2.	971	+	584	=	1.555
3.	939	+	348	=	1.287
4.	975	+	943	=	1.918
5.	450	+	319	=	769
6.	866	+	334	=	1.200
7.	807	+	672	=	1.479
8.	750	+	261	=	1.011
9.	568	+	556	=	1.124
10.	925	+	492	=	1.417