Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	698	+		=	1.274
2.	982	+		=	1.426
3.	747	+		=	1.159
4.	356	+		=	676
5.	706	+		=	1.171
6.	704	+		=	1.137
7.	896	+		=	1.168
8.	636	+		=	852
9.	818	+		=	1.447
10.	541	+		=	984

Oefening 2
1.	987	+		=	1.439
2.	991	+		=	1.588
3.	473	+		=	854
4.	710	+		=	983
5.	484	+		=	730
6.	811	+		=	1.157
7.	919	+		=	1.750
8.	687	+		=	1.074
9.	726	+		=	1.241
10.	453	+		=	709

Oefening 3
1.	888	+		=	1.105
2.	413	+		=	817
3.	942	+		=	1.328
4.	682	+		=	1.301
5.	712	+		=	1.184
6.	887	+		=	1.610
7.	916	+		=	1.715
8.	900	+		=	1.142
9.	445	+		=	794
10.	529	+		=	920

Oefening 4
1.	943	+		=	1.365
2.	998	+		=	1.985
3.	976	+		=	1.247
4.	876	+		=	1.661
5.	668	+		=	902
6.	574	+		=	921
7.	300	+		=	503
8.	893	+		=	1.485
9.	705	+		=	1.133
10.	905	+		=	1.632

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	698	+	576	=	1.274
2.	982	+	444	=	1.426
3.	747	+	412	=	1.159
4.	356	+	320	=	676
5.	706	+	465	=	1.171
6.	704	+	433	=	1.137
7.	896	+	272	=	1.168
8.	636	+	216	=	852
9.	818	+	629	=	1.447
10.	541	+	443	=	984

Oefening 2
1.	987	+	452	=	1.439
2.	991	+	597	=	1.588
3.	473	+	381	=	854
4.	710	+	273	=	983
5.	484	+	246	=	730
6.	811	+	346	=	1.157
7.	919	+	831	=	1.750
8.	687	+	387	=	1.074
9.	726	+	515	=	1.241
10.	453	+	256	=	709

Oefening 3
1.	888	+	217	=	1.105
2.	413	+	404	=	817
3.	942	+	386	=	1.328
4.	682	+	619	=	1.301
5.	712	+	472	=	1.184
6.	887	+	723	=	1.610
7.	916	+	799	=	1.715
8.	900	+	242	=	1.142
9.	445	+	349	=	794
10.	529	+	391	=	920

Oefening 4
1.	943	+	422	=	1.365
2.	998	+	987	=	1.985
3.	976	+	271	=	1.247
4.	876	+	785	=	1.661
5.	668	+	234	=	902
6.	574	+	347	=	921
7.	300	+	203	=	503
8.	893	+	592	=	1.485
9.	705	+	428	=	1.133
10.	905	+	727	=	1.632