Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	482	+		=	818
2.	433	+		=	651
3.	831	+		=	1.093
4.	424	+		=	631
5.	525	+		=	802
6.	461	+		=	825
7.	869	+		=	1.426
8.	644	+		=	1.231
9.	719	+		=	1.108
10.	469	+		=	932

Oefening 2
1.	607	+		=	1.112
2.	768	+		=	1.271
3.	882	+		=	1.238
4.	800	+		=	1.298
5.	566	+		=	838
6.	542	+		=	744
7.	829	+		=	1.230
8.	397	+		=	683
9.	911	+		=	1.464
10.	936	+		=	1.224

Oefening 3
1.	892	+		=	1.275
2.	768	+		=	1.154
3.	825	+		=	1.066
4.	903	+		=	1.143
5.	825	+		=	1.385
6.	922	+		=	1.792
7.	721	+		=	1.206
8.	629	+		=	1.218
9.	802	+		=	1.576
10.	800	+		=	1.591

Oefening 4
1.	603	+		=	1.051
2.	769	+		=	1.045
3.	944	+		=	1.750
4.	965	+		=	1.481
5.	981	+		=	1.922
6.	308	+		=	544
7.	247	+		=	460
8.	795	+		=	1.404
9.	752	+		=	1.082
10.	364	+		=	654

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	482	+	336	=	818
2.	433	+	218	=	651
3.	831	+	262	=	1.093
4.	424	+	207	=	631
5.	525	+	277	=	802
6.	461	+	364	=	825
7.	869	+	557	=	1.426
8.	644	+	587	=	1.231
9.	719	+	389	=	1.108
10.	469	+	463	=	932

Oefening 2
1.	607	+	505	=	1.112
2.	768	+	503	=	1.271
3.	882	+	356	=	1.238
4.	800	+	498	=	1.298
5.	566	+	272	=	838
6.	542	+	202	=	744
7.	829	+	401	=	1.230
8.	397	+	286	=	683
9.	911	+	553	=	1.464
10.	936	+	288	=	1.224

Oefening 3
1.	892	+	383	=	1.275
2.	768	+	386	=	1.154
3.	825	+	241	=	1.066
4.	903	+	240	=	1.143
5.	825	+	560	=	1.385
6.	922	+	870	=	1.792
7.	721	+	485	=	1.206
8.	629	+	589	=	1.218
9.	802	+	774	=	1.576
10.	800	+	791	=	1.591

Oefening 4
1.	603	+	448	=	1.051
2.	769	+	276	=	1.045
3.	944	+	806	=	1.750
4.	965	+	516	=	1.481
5.	981	+	941	=	1.922
6.	308	+	236	=	544
7.	247	+	213	=	460
8.	795	+	609	=	1.404
9.	752	+	330	=	1.082
10.	364	+	290	=	654