Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	836	+		=	1.520
2.	721	+		=	1.305
3.	658	+		=	869
4.	556	+		=	1.014
5.	615	+		=	994
6.	849	+		=	1.590
7.	998	+		=	1.731
8.	391	+		=	727
9.	998	+		=	1.223
10.	802	+		=	1.189

Oefening 2
1.	879	+		=	1.311
2.	677	+		=	1.064
3.	751	+		=	974
4.	998	+		=	1.779
5.	634	+		=	1.250
6.	485	+		=	760
7.	728	+		=	1.343
8.	987	+		=	1.832
9.	474	+		=	808
10.	989	+		=	1.359

Oefening 3
1.	838	+		=	1.287
2.	662	+		=	1.170
3.	559	+		=	906
4.	875	+		=	1.595
5.	974	+		=	1.457
6.	678	+		=	928
7.	809	+		=	1.101
8.	568	+		=	1.003
9.	718	+		=	932
10.	271	+		=	523

Oefening 4
1.	870	+		=	1.532
2.	870	+		=	1.379
3.	855	+		=	1.106
4.	884	+		=	1.494
5.	746	+		=	1.462
6.	919	+		=	1.787
7.	461	+		=	708
8.	504	+		=	735
9.	831	+		=	1.094
10.	744	+		=	1.317

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	836	+	684	=	1.520
2.	721	+	584	=	1.305
3.	658	+	211	=	869
4.	556	+	458	=	1.014
5.	615	+	379	=	994
6.	849	+	741	=	1.590
7.	998	+	733	=	1.731
8.	391	+	336	=	727
9.	998	+	225	=	1.223
10.	802	+	387	=	1.189

Oefening 2
1.	879	+	432	=	1.311
2.	677	+	387	=	1.064
3.	751	+	223	=	974
4.	998	+	781	=	1.779
5.	634	+	616	=	1.250
6.	485	+	275	=	760
7.	728	+	615	=	1.343
8.	987	+	845	=	1.832
9.	474	+	334	=	808
10.	989	+	370	=	1.359

Oefening 3
1.	838	+	449	=	1.287
2.	662	+	508	=	1.170
3.	559	+	347	=	906
4.	875	+	720	=	1.595
5.	974	+	483	=	1.457
6.	678	+	250	=	928
7.	809	+	292	=	1.101
8.	568	+	435	=	1.003
9.	718	+	214	=	932
10.	271	+	252	=	523

Oefening 4
1.	870	+	662	=	1.532
2.	870	+	509	=	1.379
3.	855	+	251	=	1.106
4.	884	+	610	=	1.494
5.	746	+	716	=	1.462
6.	919	+	868	=	1.787
7.	461	+	247	=	708
8.	504	+	231	=	735
9.	831	+	263	=	1.094
10.	744	+	573	=	1.317