Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	973	+		=	1.601
2.	734	+		=	1.007
3.	672	+		=	987
4.	604	+		=	1.132
5.	824	+		=	1.243
6.	999	+		=	1.425
7.	935	+		=	1.793
8.	986	+		=	1.872
9.	951	+		=	1.630
10.	932	+		=	1.592

Oefening 2
1.	966	+		=	1.784
2.	768	+		=	1.392
3.	514	+		=	800
4.	780	+		=	1.130
5.	779	+		=	1.309
6.	805	+		=	1.423
7.	737	+		=	1.345
8.	905	+		=	1.653
9.	889	+		=	1.343
10.	803	+		=	1.445

Oefening 3
1.	329	+		=	641
2.	879	+		=	1.674
3.	950	+		=	1.413
4.	884	+		=	1.550
5.	681	+		=	1.229
6.	585	+		=	920
7.	885	+		=	1.719
8.	844	+		=	1.115
9.	826	+		=	1.060
10.	857	+		=	1.154

Oefening 4
1.	384	+		=	613
2.	926	+		=	1.187
3.	656	+		=	920
4.	817	+		=	1.260
5.	751	+		=	1.056
6.	966	+		=	1.415
7.	283	+		=	501
8.	595	+		=	945
9.	442	+		=	653
10.	525	+		=	929

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	973	+	628	=	1.601
2.	734	+	273	=	1.007
3.	672	+	315	=	987
4.	604	+	528	=	1.132
5.	824	+	419	=	1.243
6.	999	+	426	=	1.425
7.	935	+	858	=	1.793
8.	986	+	886	=	1.872
9.	951	+	679	=	1.630
10.	932	+	660	=	1.592

Oefening 2
1.	966	+	818	=	1.784
2.	768	+	624	=	1.392
3.	514	+	286	=	800
4.	780	+	350	=	1.130
5.	779	+	530	=	1.309
6.	805	+	618	=	1.423
7.	737	+	608	=	1.345
8.	905	+	748	=	1.653
9.	889	+	454	=	1.343
10.	803	+	642	=	1.445

Oefening 3
1.	329	+	312	=	641
2.	879	+	795	=	1.674
3.	950	+	463	=	1.413
4.	884	+	666	=	1.550
5.	681	+	548	=	1.229
6.	585	+	335	=	920
7.	885	+	834	=	1.719
8.	844	+	271	=	1.115
9.	826	+	234	=	1.060
10.	857	+	297	=	1.154

Oefening 4
1.	384	+	229	=	613
2.	926	+	261	=	1.187
3.	656	+	264	=	920
4.	817	+	443	=	1.260
5.	751	+	305	=	1.056
6.	966	+	449	=	1.415
7.	283	+	218	=	501
8.	595	+	350	=	945
9.	442	+	211	=	653
10.	525	+	404	=	929