Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	688	+		=	1.309
2.	415	+		=	782
3.	479	+		=	782
4.	962	+		=	1.804
5.	462	+		=	821
6.	876	+		=	1.688
7.	849	+		=	1.295
8.	925	+		=	1.268
9.	844	+		=	1.661
10.	868	+		=	1.222

Oefening 2
1.	759	+		=	1.350
2.	941	+		=	1.543
3.	890	+		=	1.751
4.	871	+		=	1.263
5.	824	+		=	1.623
6.	347	+		=	684
7.	814	+		=	1.233
8.	952	+		=	1.633
9.	906	+		=	1.413
10.	742	+		=	1.290

Oefening 3
1.	843	+		=	1.624
2.	845	+		=	1.675
3.	886	+		=	1.464
4.	651	+		=	1.143
5.	880	+		=	1.721
6.	452	+		=	779
7.	375	+		=	608
8.	852	+		=	1.073
9.	957	+		=	1.157
10.	991	+		=	1.771

Oefening 4
1.	946	+		=	1.745
2.	780	+		=	1.286
3.	998	+		=	1.393
4.	993	+		=	1.321
5.	889	+		=	1.542
6.	851	+		=	1.115
7.	291	+		=	569
8.	630	+		=	1.149
9.	773	+		=	1.090
10.	450	+		=	894

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	688	+	621	=	1.309
2.	415	+	367	=	782
3.	479	+	303	=	782
4.	962	+	842	=	1.804
5.	462	+	359	=	821
6.	876	+	812	=	1.688
7.	849	+	446	=	1.295
8.	925	+	343	=	1.268
9.	844	+	817	=	1.661
10.	868	+	354	=	1.222

Oefening 2
1.	759	+	591	=	1.350
2.	941	+	602	=	1.543
3.	890	+	861	=	1.751
4.	871	+	392	=	1.263
5.	824	+	799	=	1.623
6.	347	+	337	=	684
7.	814	+	419	=	1.233
8.	952	+	681	=	1.633
9.	906	+	507	=	1.413
10.	742	+	548	=	1.290

Oefening 3
1.	843	+	781	=	1.624
2.	845	+	830	=	1.675
3.	886	+	578	=	1.464
4.	651	+	492	=	1.143
5.	880	+	841	=	1.721
6.	452	+	327	=	779
7.	375	+	233	=	608
8.	852	+	221	=	1.073
9.	957	+	200	=	1.157
10.	991	+	780	=	1.771

Oefening 4
1.	946	+	799	=	1.745
2.	780	+	506	=	1.286
3.	998	+	395	=	1.393
4.	993	+	328	=	1.321
5.	889	+	653	=	1.542
6.	851	+	264	=	1.115
7.	291	+	278	=	569
8.	630	+	519	=	1.149
9.	773	+	317	=	1.090
10.	450	+	444	=	894