Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	836	+		=	1.355
2.	660	+		=	1.259
3.	557	+		=	1.113
4.	996	+		=	1.771
5.	726	+		=	1.225
6.	515	+		=	935
7.	988	+		=	1.865
8.	966	+		=	1.571
9.	609	+		=	1.115
10.	926	+		=	1.185

Oefening 2
1.	636	+		=	908
2.	541	+		=	831
3.	899	+		=	1.712
4.	899	+		=	1.735
5.	850	+		=	1.523
6.	966	+		=	1.629
7.	738	+		=	1.110
8.	917	+		=	1.533
9.	557	+		=	1.039
10.	652	+		=	1.296

Oefening 3
1.	843	+		=	1.639
2.	858	+		=	1.327
3.	897	+		=	1.337
4.	801	+		=	1.205
5.	860	+		=	1.309
6.	920	+		=	1.519
7.	738	+		=	959
8.	941	+		=	1.565
9.	714	+		=	1.357
10.	387	+		=	740

Oefening 4
1.	590	+		=	1.092
2.	974	+		=	1.300
3.	584	+		=	925
4.	961	+		=	1.340
5.	534	+		=	860
6.	924	+		=	1.742
7.	978	+		=	1.782
8.	774	+		=	1.472
9.	880	+		=	1.367
10.	639	+		=	1.056

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	836	+	519	=	1.355
2.	660	+	599	=	1.259
3.	557	+	556	=	1.113
4.	996	+	775	=	1.771
5.	726	+	499	=	1.225
6.	515	+	420	=	935
7.	988	+	877	=	1.865
8.	966	+	605	=	1.571
9.	609	+	506	=	1.115
10.	926	+	259	=	1.185

Oefening 2
1.	636	+	272	=	908
2.	541	+	290	=	831
3.	899	+	813	=	1.712
4.	899	+	836	=	1.735
5.	850	+	673	=	1.523
6.	966	+	663	=	1.629
7.	738	+	372	=	1.110
8.	917	+	616	=	1.533
9.	557	+	482	=	1.039
10.	652	+	644	=	1.296

Oefening 3
1.	843	+	796	=	1.639
2.	858	+	469	=	1.327
3.	897	+	440	=	1.337
4.	801	+	404	=	1.205
5.	860	+	449	=	1.309
6.	920	+	599	=	1.519
7.	738	+	221	=	959
8.	941	+	624	=	1.565
9.	714	+	643	=	1.357
10.	387	+	353	=	740

Oefening 4
1.	590	+	502	=	1.092
2.	974	+	326	=	1.300
3.	584	+	341	=	925
4.	961	+	379	=	1.340
5.	534	+	326	=	860
6.	924	+	818	=	1.742
7.	978	+	804	=	1.782
8.	774	+	698	=	1.472
9.	880	+	487	=	1.367
10.	639	+	417	=	1.056