Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	932	+		=	1.495
2.	758	+		=	1.135
3.	742	+		=	1.321
4.	644	+		=	1.017
5.	864	+		=	1.073
6.	623	+		=	912
7.	884	+		=	1.601
8.	970	+		=	1.903
9.	854	+		=	1.239
10.	864	+		=	1.327

Oefening 2
1.	970	+		=	1.661
2.	851	+		=	1.171
3.	329	+		=	605
4.	891	+		=	1.647
5.	440	+		=	662
6.	791	+		=	1.456
7.	629	+		=	997
8.	932	+		=	1.779
9.	838	+		=	1.351
10.	779	+		=	1.086

Oefening 3
1.	524	+		=	842
2.	807	+		=	1.605
3.	912	+		=	1.545
4.	431	+		=	821
5.	787	+		=	1.140
6.	894	+		=	1.113
7.	457	+		=	910
8.	486	+		=	707
9.	565	+		=	989
10.	610	+		=	1.011

Oefening 4
1.	344	+		=	583
2.	766	+		=	1.191
3.	835	+		=	1.095
4.	866	+		=	1.290
5.	849	+		=	1.112
6.	253	+		=	458
7.	541	+		=	825
8.	608	+		=	973
9.	668	+		=	887
10.	959	+		=	1.526

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	932	+	563	=	1.495
2.	758	+	377	=	1.135
3.	742	+	579	=	1.321
4.	644	+	373	=	1.017
5.	864	+	209	=	1.073
6.	623	+	289	=	912
7.	884	+	717	=	1.601
8.	970	+	933	=	1.903
9.	854	+	385	=	1.239
10.	864	+	463	=	1.327

Oefening 2
1.	970	+	691	=	1.661
2.	851	+	320	=	1.171
3.	329	+	276	=	605
4.	891	+	756	=	1.647
5.	440	+	222	=	662
6.	791	+	665	=	1.456
7.	629	+	368	=	997
8.	932	+	847	=	1.779
9.	838	+	513	=	1.351
10.	779	+	307	=	1.086

Oefening 3
1.	524	+	318	=	842
2.	807	+	798	=	1.605
3.	912	+	633	=	1.545
4.	431	+	390	=	821
5.	787	+	353	=	1.140
6.	894	+	219	=	1.113
7.	457	+	453	=	910
8.	486	+	221	=	707
9.	565	+	424	=	989
10.	610	+	401	=	1.011

Oefening 4
1.	344	+	239	=	583
2.	766	+	425	=	1.191
3.	835	+	260	=	1.095
4.	866	+	424	=	1.290
5.	849	+	263	=	1.112
6.	253	+	205	=	458
7.	541	+	284	=	825
8.	608	+	365	=	973
9.	668	+	219	=	887
10.	959	+	567	=	1.526