Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	919	+		=	1.798
2.	576	+		=	1.074
3.	847	+		=	1.374
4.	745	+		=	1.009
5.	619	+		=	1.057
6.	567	+		=	848
7.	805	+		=	1.042
8.	454	+		=	905
9.	885	+		=	1.638
10.	965	+		=	1.241

Oefening 2
1.	643	+		=	977
2.	953	+		=	1.732
3.	834	+		=	1.549
4.	983	+		=	1.334
5.	661	+		=	993
6.	877	+		=	1.631
7.	822	+		=	1.554
8.	688	+		=	1.123
9.	883	+		=	1.403
10.	707	+		=	1.320

Oefening 3
1.	929	+		=	1.824
2.	694	+		=	1.125
3.	433	+		=	810
4.	901	+		=	1.630
5.	663	+		=	1.248
6.	981	+		=	1.916
7.	918	+		=	1.265
8.	616	+		=	1.070
9.	951	+		=	1.427
10.	532	+		=	775

Oefening 4
1.	985	+		=	1.801
2.	474	+		=	806
3.	918	+		=	1.409
4.	975	+		=	1.261
5.	280	+		=	529
6.	769	+		=	1.398
7.	323	+		=	534
8.	897	+		=	1.579
9.	922	+		=	1.666
10.	877	+		=	1.290

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	919	+	879	=	1.798
2.	576	+	498	=	1.074
3.	847	+	527	=	1.374
4.	745	+	264	=	1.009
5.	619	+	438	=	1.057
6.	567	+	281	=	848
7.	805	+	237	=	1.042
8.	454	+	451	=	905
9.	885	+	753	=	1.638
10.	965	+	276	=	1.241

Oefening 2
1.	643	+	334	=	977
2.	953	+	779	=	1.732
3.	834	+	715	=	1.549
4.	983	+	351	=	1.334
5.	661	+	332	=	993
6.	877	+	754	=	1.631
7.	822	+	732	=	1.554
8.	688	+	435	=	1.123
9.	883	+	520	=	1.403
10.	707	+	613	=	1.320

Oefening 3
1.	929	+	895	=	1.824
2.	694	+	431	=	1.125
3.	433	+	377	=	810
4.	901	+	729	=	1.630
5.	663	+	585	=	1.248
6.	981	+	935	=	1.916
7.	918	+	347	=	1.265
8.	616	+	454	=	1.070
9.	951	+	476	=	1.427
10.	532	+	243	=	775

Oefening 4
1.	985	+	816	=	1.801
2.	474	+	332	=	806
3.	918	+	491	=	1.409
4.	975	+	286	=	1.261
5.	280	+	249	=	529
6.	769	+	629	=	1.398
7.	323	+	211	=	534
8.	897	+	682	=	1.579
9.	922	+	744	=	1.666
10.	877	+	413	=	1.290