Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	576	+		=	881
2.	398	+		=	676
3.	899	+		=	1.666
4.	921	+		=	1.684
5.	938	+		=	1.744
6.	990	+		=	1.833
7.	710	+		=	1.264
8.	556	+		=	935
9.	770	+		=	1.172
10.	951	+		=	1.520

Oefening 2
1.	545	+		=	930
2.	829	+		=	1.197
3.	640	+		=	1.131
4.	948	+		=	1.198
5.	810	+		=	1.558
6.	260	+		=	502
7.	505	+		=	919
8.	843	+		=	1.510
9.	912	+		=	1.166
10.	760	+		=	972

Oefening 3
1.	749	+		=	1.034
2.	713	+		=	1.052
3.	264	+		=	514
4.	914	+		=	1.638
5.	644	+		=	1.280
6.	862	+		=	1.096
7.	633	+		=	969
8.	846	+		=	1.543
9.	832	+		=	1.106
10.	518	+		=	948

Oefening 4
1.	903	+		=	1.185
2.	706	+		=	1.082
3.	726	+		=	1.228
4.	577	+		=	804
5.	952	+		=	1.593
6.	364	+		=	664
7.	861	+		=	1.201
8.	771	+		=	1.036
9.	943	+		=	1.306
10.	615	+		=	937

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	576	+	305	=	881
2.	398	+	278	=	676
3.	899	+	767	=	1.666
4.	921	+	763	=	1.684
5.	938	+	806	=	1.744
6.	990	+	843	=	1.833
7.	710	+	554	=	1.264
8.	556	+	379	=	935
9.	770	+	402	=	1.172
10.	951	+	569	=	1.520

Oefening 2
1.	545	+	385	=	930
2.	829	+	368	=	1.197
3.	640	+	491	=	1.131
4.	948	+	250	=	1.198
5.	810	+	748	=	1.558
6.	260	+	242	=	502
7.	505	+	414	=	919
8.	843	+	667	=	1.510
9.	912	+	254	=	1.166
10.	760	+	212	=	972

Oefening 3
1.	749	+	285	=	1.034
2.	713	+	339	=	1.052
3.	264	+	250	=	514
4.	914	+	724	=	1.638
5.	644	+	636	=	1.280
6.	862	+	234	=	1.096
7.	633	+	336	=	969
8.	846	+	697	=	1.543
9.	832	+	274	=	1.106
10.	518	+	430	=	948

Oefening 4
1.	903	+	282	=	1.185
2.	706	+	376	=	1.082
3.	726	+	502	=	1.228
4.	577	+	227	=	804
5.	952	+	641	=	1.593
6.	364	+	300	=	664
7.	861	+	340	=	1.201
8.	771	+	265	=	1.036
9.	943	+	363	=	1.306
10.	615	+	322	=	937