Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	749	+		=	980
2.	890	+		=	1.165
3.	999	+		=	1.656
4.	942	+		=	1.683
5.	675	+		=	1.263
6.	757	+		=	1.269
7.	847	+		=	1.557
8.	704	+		=	1.218
9.	742	+		=	1.213
10.	731	+		=	1.050

Oefening 2
1.	966	+		=	1.585
2.	932	+		=	1.689
3.	882	+		=	1.587
4.	662	+		=	1.242
5.	853	+		=	1.626
6.	447	+		=	879
7.	750	+		=	1.156
8.	788	+		=	1.220
9.	730	+		=	1.206
10.	812	+		=	1.109

Oefening 3
1.	737	+		=	1.201
2.	455	+		=	716
3.	875	+		=	1.432
4.	816	+		=	1.304
5.	858	+		=	1.183
6.	661	+		=	1.295
7.	978	+		=	1.188
8.	761	+		=	1.302
9.	440	+		=	675
10.	697	+		=	1.355

Oefening 4
1.	536	+		=	839
2.	754	+		=	1.415
3.	913	+		=	1.405
4.	987	+		=	1.603
5.	705	+		=	1.051
6.	945	+		=	1.394
7.	572	+		=	902
8.	982	+		=	1.187
9.	526	+		=	827
10.	953	+		=	1.275

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	749	+	231	=	980
2.	890	+	275	=	1.165
3.	999	+	657	=	1.656
4.	942	+	741	=	1.683
5.	675	+	588	=	1.263
6.	757	+	512	=	1.269
7.	847	+	710	=	1.557
8.	704	+	514	=	1.218
9.	742	+	471	=	1.213
10.	731	+	319	=	1.050

Oefening 2
1.	966	+	619	=	1.585
2.	932	+	757	=	1.689
3.	882	+	705	=	1.587
4.	662	+	580	=	1.242
5.	853	+	773	=	1.626
6.	447	+	432	=	879
7.	750	+	406	=	1.156
8.	788	+	432	=	1.220
9.	730	+	476	=	1.206
10.	812	+	297	=	1.109

Oefening 3
1.	737	+	464	=	1.201
2.	455	+	261	=	716
3.	875	+	557	=	1.432
4.	816	+	488	=	1.304
5.	858	+	325	=	1.183
6.	661	+	634	=	1.295
7.	978	+	210	=	1.188
8.	761	+	541	=	1.302
9.	440	+	235	=	675
10.	697	+	658	=	1.355

Oefening 4
1.	536	+	303	=	839
2.	754	+	661	=	1.415
3.	913	+	492	=	1.405
4.	987	+	616	=	1.603
5.	705	+	346	=	1.051
6.	945	+	449	=	1.394
7.	572	+	330	=	902
8.	982	+	205	=	1.187
9.	526	+	301	=	827
10.	953	+	322	=	1.275