Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	843	+		=	1.190
2.	939	+		=	1.639
3.	303	+		=	512
4.	662	+		=	1.312
5.	885	+		=	1.615
6.	797	+		=	1.049
7.	865	+		=	1.094
8.	565	+		=	1.124
9.	809	+		=	1.465
10.	768	+		=	1.081

Oefening 2
1.	854	+		=	1.616
2.	554	+		=	943
3.	904	+		=	1.312
4.	875	+		=	1.465
5.	851	+		=	1.052
6.	783	+		=	1.315
7.	910	+		=	1.753
8.	823	+		=	1.471
9.	415	+		=	643
10.	756	+		=	1.469

Oefening 3
1.	939	+		=	1.607
2.	734	+		=	1.286
3.	808	+		=	1.210
4.	736	+		=	1.188
5.	749	+		=	1.071
6.	898	+		=	1.398
7.	498	+		=	921
8.	591	+		=	894
9.	388	+		=	715
10.	415	+		=	673

Oefening 4
1.	794	+		=	1.572
2.	807	+		=	1.531
3.	932	+		=	1.582
4.	357	+		=	672
5.	659	+		=	1.269
6.	959	+		=	1.803
7.	924	+		=	1.427
8.	848	+		=	1.201
9.	970	+		=	1.283
10.	859	+		=	1.280

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	843	+	347	=	1.190
2.	939	+	700	=	1.639
3.	303	+	209	=	512
4.	662	+	650	=	1.312
5.	885	+	730	=	1.615
6.	797	+	252	=	1.049
7.	865	+	229	=	1.094
8.	565	+	559	=	1.124
9.	809	+	656	=	1.465
10.	768	+	313	=	1.081

Oefening 2
1.	854	+	762	=	1.616
2.	554	+	389	=	943
3.	904	+	408	=	1.312
4.	875	+	590	=	1.465
5.	851	+	201	=	1.052
6.	783	+	532	=	1.315
7.	910	+	843	=	1.753
8.	823	+	648	=	1.471
9.	415	+	228	=	643
10.	756	+	713	=	1.469

Oefening 3
1.	939	+	668	=	1.607
2.	734	+	552	=	1.286
3.	808	+	402	=	1.210
4.	736	+	452	=	1.188
5.	749	+	322	=	1.071
6.	898	+	500	=	1.398
7.	498	+	423	=	921
8.	591	+	303	=	894
9.	388	+	327	=	715
10.	415	+	258	=	673

Oefening 4
1.	794	+	778	=	1.572
2.	807	+	724	=	1.531
3.	932	+	650	=	1.582
4.	357	+	315	=	672
5.	659	+	610	=	1.269
6.	959	+	844	=	1.803
7.	924	+	503	=	1.427
8.	848	+	353	=	1.201
9.	970	+	313	=	1.283
10.	859	+	421	=	1.280