Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	593	+		=	1.145
2.	912	+		=	1.719
3.	864	+		=	1.540
4.	650	+		=	1.235
5.	308	+		=	538
6.	364	+		=	701
7.	521	+		=	841
8.	761	+		=	1.439
9.	425	+		=	625
10.	818	+		=	1.153

Oefening 2
1.	633	+		=	901
2.	791	+		=	1.505
3.	667	+		=	1.300
4.	895	+		=	1.525
5.	813	+		=	1.017
6.	872	+		=	1.208
7.	914	+		=	1.114
8.	989	+		=	1.674
9.	617	+		=	1.172
10.	951	+		=	1.742

Oefening 3
1.	936	+		=	1.650
2.	645	+		=	878
3.	960	+		=	1.556
4.	681	+		=	954
5.	813	+		=	1.122
6.	682	+		=	1.167
7.	413	+		=	705
8.	987	+		=	1.548
9.	778	+		=	1.457
10.	815	+		=	1.250

Oefening 4
1.	845	+		=	1.570
2.	348	+		=	690
3.	493	+		=	900
4.	768	+		=	1.435
5.	373	+		=	667
6.	795	+		=	1.138
7.	904	+		=	1.706
8.	982	+		=	1.574
9.	635	+		=	1.118
10.	946	+		=	1.530

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	593	+	552	=	1.145
2.	912	+	807	=	1.719
3.	864	+	676	=	1.540
4.	650	+	585	=	1.235
5.	308	+	230	=	538
6.	364	+	337	=	701
7.	521	+	320	=	841
8.	761	+	678	=	1.439
9.	425	+	200	=	625
10.	818	+	335	=	1.153

Oefening 2
1.	633	+	268	=	901
2.	791	+	714	=	1.505
3.	667	+	633	=	1.300
4.	895	+	630	=	1.525
5.	813	+	204	=	1.017
6.	872	+	336	=	1.208
7.	914	+	200	=	1.114
8.	989	+	685	=	1.674
9.	617	+	555	=	1.172
10.	951	+	791	=	1.742

Oefening 3
1.	936	+	714	=	1.650
2.	645	+	233	=	878
3.	960	+	596	=	1.556
4.	681	+	273	=	954
5.	813	+	309	=	1.122
6.	682	+	485	=	1.167
7.	413	+	292	=	705
8.	987	+	561	=	1.548
9.	778	+	679	=	1.457
10.	815	+	435	=	1.250

Oefening 4
1.	845	+	725	=	1.570
2.	348	+	342	=	690
3.	493	+	407	=	900
4.	768	+	667	=	1.435
5.	373	+	294	=	667
6.	795	+	343	=	1.138
7.	904	+	802	=	1.706
8.	982	+	592	=	1.574
9.	635	+	483	=	1.118
10.	946	+	584	=	1.530