Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	952	+		=	1.762
2.	860	+		=	1.342
3.	690	+		=	902
4.	979	+		=	1.759
5.	707	+		=	1.061
6.	865	+		=	1.259
7.	942	+		=	1.187
8.	742	+		=	1.233
9.	937	+		=	1.866
10.	714	+		=	1.110

Oefening 2
1.	477	+		=	737
2.	983	+		=	1.906
3.	603	+		=	1.144
4.	735	+		=	1.045
5.	456	+		=	799
6.	806	+		=	1.166
7.	758	+		=	1.009
8.	461	+		=	829
9.	475	+		=	683
10.	930	+		=	1.590

Oefening 3
1.	300	+		=	580
2.	971	+		=	1.787
3.	986	+		=	1.733
4.	646	+		=	1.043
5.	692	+		=	915
6.	940	+		=	1.871
7.	926	+		=	1.515
8.	561	+		=	772
9.	640	+		=	1.051
10.	891	+		=	1.622

Oefening 4
1.	802	+		=	1.516
2.	945	+		=	1.594
3.	984	+		=	1.325
4.	961	+		=	1.819
5.	679	+		=	1.125
6.	534	+		=	786
7.	533	+		=	920
8.	912	+		=	1.154
9.	834	+		=	1.204
10.	798	+		=	1.072

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	952	+	810	=	1.762
2.	860	+	482	=	1.342
3.	690	+	212	=	902
4.	979	+	780	=	1.759
5.	707	+	354	=	1.061
6.	865	+	394	=	1.259
7.	942	+	245	=	1.187
8.	742	+	491	=	1.233
9.	937	+	929	=	1.866
10.	714	+	396	=	1.110

Oefening 2
1.	477	+	260	=	737
2.	983	+	923	=	1.906
3.	603	+	541	=	1.144
4.	735	+	310	=	1.045
5.	456	+	343	=	799
6.	806	+	360	=	1.166
7.	758	+	251	=	1.009
8.	461	+	368	=	829
9.	475	+	208	=	683
10.	930	+	660	=	1.590

Oefening 3
1.	300	+	280	=	580
2.	971	+	816	=	1.787
3.	986	+	747	=	1.733
4.	646	+	397	=	1.043
5.	692	+	223	=	915
6.	940	+	931	=	1.871
7.	926	+	589	=	1.515
8.	561	+	211	=	772
9.	640	+	411	=	1.051
10.	891	+	731	=	1.622

Oefening 4
1.	802	+	714	=	1.516
2.	945	+	649	=	1.594
3.	984	+	341	=	1.325
4.	961	+	858	=	1.819
5.	679	+	446	=	1.125
6.	534	+	252	=	786
7.	533	+	387	=	920
8.	912	+	242	=	1.154
9.	834	+	370	=	1.204
10.	798	+	274	=	1.072