Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	744	+		=	1.470
2.	767	+		=	1.221
3.	690	+		=	1.304
4.	653	+		=	1.043
5.	999	+		=	1.925
6.	503	+		=	857
7.	682	+		=	1.170
8.	724	+		=	1.164
9.	644	+		=	908
10.	712	+		=	1.000

Oefening 2
1.	735	+		=	1.403
2.	288	+		=	520
3.	310	+		=	512
4.	564	+		=	1.030
5.	564	+		=	944
6.	768	+		=	1.296
7.	896	+		=	1.654
8.	493	+		=	827
9.	767	+		=	1.356
10.	844	+		=	1.671

Oefening 3
1.	960	+		=	1.185
2.	967	+		=	1.815
3.	749	+		=	1.364
4.	633	+		=	1.075
5.	972	+		=	1.223
6.	687	+		=	1.123
7.	826	+		=	1.351
8.	901	+		=	1.448
9.	964	+		=	1.193
10.	731	+		=	991

Oefening 4
1.	370	+		=	581
2.	587	+		=	996
3.	844	+		=	1.181
4.	713	+		=	1.222
5.	805	+		=	1.352
6.	650	+		=	1.012
7.	378	+		=	705
8.	498	+		=	720
9.	880	+		=	1.468
10.	511	+		=	785

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	744	+	726	=	1.470
2.	767	+	454	=	1.221
3.	690	+	614	=	1.304
4.	653	+	390	=	1.043
5.	999	+	926	=	1.925
6.	503	+	354	=	857
7.	682	+	488	=	1.170
8.	724	+	440	=	1.164
9.	644	+	264	=	908
10.	712	+	288	=	1.000

Oefening 2
1.	735	+	668	=	1.403
2.	288	+	232	=	520
3.	310	+	202	=	512
4.	564	+	466	=	1.030
5.	564	+	380	=	944
6.	768	+	528	=	1.296
7.	896	+	758	=	1.654
8.	493	+	334	=	827
9.	767	+	589	=	1.356
10.	844	+	827	=	1.671

Oefening 3
1.	960	+	225	=	1.185
2.	967	+	848	=	1.815
3.	749	+	615	=	1.364
4.	633	+	442	=	1.075
5.	972	+	251	=	1.223
6.	687	+	436	=	1.123
7.	826	+	525	=	1.351
8.	901	+	547	=	1.448
9.	964	+	229	=	1.193
10.	731	+	260	=	991

Oefening 4
1.	370	+	211	=	581
2.	587	+	409	=	996
3.	844	+	337	=	1.181
4.	713	+	509	=	1.222
5.	805	+	547	=	1.352
6.	650	+	362	=	1.012
7.	378	+	327	=	705
8.	498	+	222	=	720
9.	880	+	588	=	1.468
10.	511	+	274	=	785