Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	955	+		=	1.714
2.	873	+		=	1.245
3.	380	+		=	737
4.	721	+		=	1.252
5.	420	+		=	643
6.	274	+		=	511
7.	772	+		=	1.060
8.	375	+		=	630
9.	866	+		=	1.614
10.	874	+		=	1.706

Oefening 2
1.	815	+		=	1.179
2.	993	+		=	1.875
3.	598	+		=	905
4.	869	+		=	1.326
5.	859	+		=	1.557
6.	612	+		=	937
7.	971	+		=	1.192
8.	644	+		=	998
9.	769	+		=	982
10.	686	+		=	1.107

Oefening 3
1.	971	+		=	1.181
2.	223	+		=	445
3.	997	+		=	1.555
4.	786	+		=	1.161
5.	792	+		=	1.408
6.	741	+		=	1.153
7.	844	+		=	1.239
8.	591	+		=	829
9.	515	+		=	726
10.	527	+		=	932

Oefening 4
1.	917	+		=	1.312
2.	938	+		=	1.161
3.	899	+		=	1.655
4.	412	+		=	628
5.	817	+		=	1.333
6.	476	+		=	743
7.	918	+		=	1.506
8.	605	+		=	1.136
9.	799	+		=	1.165
10.	444	+		=	739

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	955	+	759	=	1.714
2.	873	+	372	=	1.245
3.	380	+	357	=	737
4.	721	+	531	=	1.252
5.	420	+	223	=	643
6.	274	+	237	=	511
7.	772	+	288	=	1.060
8.	375	+	255	=	630
9.	866	+	748	=	1.614
10.	874	+	832	=	1.706

Oefening 2
1.	815	+	364	=	1.179
2.	993	+	882	=	1.875
3.	598	+	307	=	905
4.	869	+	457	=	1.326
5.	859	+	698	=	1.557
6.	612	+	325	=	937
7.	971	+	221	=	1.192
8.	644	+	354	=	998
9.	769	+	213	=	982
10.	686	+	421	=	1.107

Oefening 3
1.	971	+	210	=	1.181
2.	223	+	222	=	445
3.	997	+	558	=	1.555
4.	786	+	375	=	1.161
5.	792	+	616	=	1.408
6.	741	+	412	=	1.153
7.	844	+	395	=	1.239
8.	591	+	238	=	829
9.	515	+	211	=	726
10.	527	+	405	=	932

Oefening 4
1.	917	+	395	=	1.312
2.	938	+	223	=	1.161
3.	899	+	756	=	1.655
4.	412	+	216	=	628
5.	817	+	516	=	1.333
6.	476	+	267	=	743
7.	918	+	588	=	1.506
8.	605	+	531	=	1.136
9.	799	+	366	=	1.165
10.	444	+	295	=	739