Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	745	+		=	1.458
2.	646	+		=	1.081
3.	739	+		=	1.332
4.	997	+		=	1.913
5.	872	+		=	1.170
6.	898	+		=	1.529
7.	532	+		=	1.023
8.	294	+		=	584
9.	471	+		=	885
10.	868	+		=	1.387

Oefening 2
1.	559	+		=	968
2.	710	+		=	1.174
3.	878	+		=	1.143
4.	551	+		=	958
5.	531	+		=	891
6.	733	+		=	1.053
7.	975	+		=	1.227
8.	706	+		=	994
9.	413	+		=	733
10.	907	+		=	1.246

Oefening 3
1.	782	+		=	1.336
2.	561	+		=	775
3.	963	+		=	1.733
4.	987	+		=	1.204
5.	374	+		=	713
6.	922	+		=	1.268
7.	881	+		=	1.587
8.	779	+		=	1.258
9.	883	+		=	1.584
10.	926	+		=	1.738

Oefening 4
1.	842	+		=	1.598
2.	998	+		=	1.798
3.	720	+		=	1.013
4.	385	+		=	603
5.	864	+		=	1.090
6.	955	+		=	1.436
7.	446	+		=	739
8.	687	+		=	1.242
9.	915	+		=	1.587
10.	525	+		=	851

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	745	+	713	=	1.458
2.	646	+	435	=	1.081
3.	739	+	593	=	1.332
4.	997	+	916	=	1.913
5.	872	+	298	=	1.170
6.	898	+	631	=	1.529
7.	532	+	491	=	1.023
8.	294	+	290	=	584
9.	471	+	414	=	885
10.	868	+	519	=	1.387

Oefening 2
1.	559	+	409	=	968
2.	710	+	464	=	1.174
3.	878	+	265	=	1.143
4.	551	+	407	=	958
5.	531	+	360	=	891
6.	733	+	320	=	1.053
7.	975	+	252	=	1.227
8.	706	+	288	=	994
9.	413	+	320	=	733
10.	907	+	339	=	1.246

Oefening 3
1.	782	+	554	=	1.336
2.	561	+	214	=	775
3.	963	+	770	=	1.733
4.	987	+	217	=	1.204
5.	374	+	339	=	713
6.	922	+	346	=	1.268
7.	881	+	706	=	1.587
8.	779	+	479	=	1.258
9.	883	+	701	=	1.584
10.	926	+	812	=	1.738

Oefening 4
1.	842	+	756	=	1.598
2.	998	+	800	=	1.798
3.	720	+	293	=	1.013
4.	385	+	218	=	603
5.	864	+	226	=	1.090
6.	955	+	481	=	1.436
7.	446	+	293	=	739
8.	687	+	555	=	1.242
9.	915	+	672	=	1.587
10.	525	+	326	=	851