Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	748	+		=	1.483
2.	818	+		=	1.365
3.	688	+		=	1.109
4.	776	+		=	1.126
5.	728	+		=	1.031
6.	929	+		=	1.759
7.	944	+		=	1.291
8.	817	+		=	1.222
9.	794	+		=	1.551
10.	860	+		=	1.509

Oefening 2
1.	870	+		=	1.501
2.	956	+		=	1.209
3.	925	+		=	1.761
4.	982	+		=	1.456
5.	948	+		=	1.593
6.	516	+		=	991
7.	858	+		=	1.662
8.	927	+		=	1.589
9.	816	+		=	1.618
10.	275	+		=	490

Oefening 3
1.	757	+		=	1.420
2.	698	+		=	1.001
3.	775	+		=	1.111
4.	686	+		=	1.147
5.	996	+		=	1.832
6.	970	+		=	1.562
7.	620	+		=	913
8.	970	+		=	1.940
9.	835	+		=	1.201
10.	774	+		=	1.136

Oefening 4
1.	891	+		=	1.531
2.	408	+		=	774
3.	865	+		=	1.145
4.	899	+		=	1.654
5.	928	+		=	1.659
6.	853	+		=	1.525
7.	944	+		=	1.611
8.	872	+		=	1.148
9.	956	+		=	1.410
10.	322	+		=	634

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	748	+	735	=	1.483
2.	818	+	547	=	1.365
3.	688	+	421	=	1.109
4.	776	+	350	=	1.126
5.	728	+	303	=	1.031
6.	929	+	830	=	1.759
7.	944	+	347	=	1.291
8.	817	+	405	=	1.222
9.	794	+	757	=	1.551
10.	860	+	649	=	1.509

Oefening 2
1.	870	+	631	=	1.501
2.	956	+	253	=	1.209
3.	925	+	836	=	1.761
4.	982	+	474	=	1.456
5.	948	+	645	=	1.593
6.	516	+	475	=	991
7.	858	+	804	=	1.662
8.	927	+	662	=	1.589
9.	816	+	802	=	1.618
10.	275	+	215	=	490

Oefening 3
1.	757	+	663	=	1.420
2.	698	+	303	=	1.001
3.	775	+	336	=	1.111
4.	686	+	461	=	1.147
5.	996	+	836	=	1.832
6.	970	+	592	=	1.562
7.	620	+	293	=	913
8.	970	+	970	=	1.940
9.	835	+	366	=	1.201
10.	774	+	362	=	1.136

Oefening 4
1.	891	+	640	=	1.531
2.	408	+	366	=	774
3.	865	+	280	=	1.145
4.	899	+	755	=	1.654
5.	928	+	731	=	1.659
6.	853	+	672	=	1.525
7.	944	+	667	=	1.611
8.	872	+	276	=	1.148
9.	956	+	454	=	1.410
10.	322	+	312	=	634