Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	505	+		=	733
2.	790	+		=	1.276
3.	581	+		=	798
4.	992	+		=	1.796
5.	1.000	+		=	1.857
6.	838	+		=	1.223
7.	859	+		=	1.652
8.	901	+		=	1.668
9.	454	+		=	801
10.	775	+		=	1.081

Oefening 2
1.	930	+		=	1.149
2.	965	+		=	1.313
3.	365	+		=	607
4.	797	+		=	1.356
5.	720	+		=	1.148
6.	789	+		=	1.068
7.	898	+		=	1.559
8.	945	+		=	1.878
9.	655	+		=	1.072
10.	752	+		=	996

Oefening 3
1.	871	+		=	1.319
2.	967	+		=	1.933
3.	969	+		=	1.710
4.	711	+		=	1.090
5.	774	+		=	1.021
6.	818	+		=	1.194
7.	684	+		=	1.255
8.	578	+		=	866
9.	679	+		=	1.096
10.	972	+		=	1.208

Oefening 4
1.	880	+		=	1.646
2.	624	+		=	1.098
3.	757	+		=	982
4.	634	+		=	1.204
5.	998	+		=	1.763
6.	887	+		=	1.112
7.	746	+		=	1.094
8.	780	+		=	1.381
9.	877	+		=	1.308
10.	936	+		=	1.754

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	505	+	228	=	733
2.	790	+	486	=	1.276
3.	581	+	217	=	798
4.	992	+	804	=	1.796
5.	1.000	+	857	=	1.857
6.	838	+	385	=	1.223
7.	859	+	793	=	1.652
8.	901	+	767	=	1.668
9.	454	+	347	=	801
10.	775	+	306	=	1.081

Oefening 2
1.	930	+	219	=	1.149
2.	965	+	348	=	1.313
3.	365	+	242	=	607
4.	797	+	559	=	1.356
5.	720	+	428	=	1.148
6.	789	+	279	=	1.068
7.	898	+	661	=	1.559
8.	945	+	933	=	1.878
9.	655	+	417	=	1.072
10.	752	+	244	=	996

Oefening 3
1.	871	+	448	=	1.319
2.	967	+	966	=	1.933
3.	969	+	741	=	1.710
4.	711	+	379	=	1.090
5.	774	+	247	=	1.021
6.	818	+	376	=	1.194
7.	684	+	571	=	1.255
8.	578	+	288	=	866
9.	679	+	417	=	1.096
10.	972	+	236	=	1.208

Oefening 4
1.	880	+	766	=	1.646
2.	624	+	474	=	1.098
3.	757	+	225	=	982
4.	634	+	570	=	1.204
5.	998	+	765	=	1.763
6.	887	+	225	=	1.112
7.	746	+	348	=	1.094
8.	780	+	601	=	1.381
9.	877	+	431	=	1.308
10.	936	+	818	=	1.754