Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	982	+		=	1.264
2.	729	+		=	992
3.	857	+		=	1.617
4.	398	+		=	728
5.	782	+		=	1.243
6.	970	+		=	1.927
7.	824	+		=	1.068
8.	999	+		=	1.250
9.	756	+		=	1.305
10.	774	+		=	1.389

Oefening 2
1.	451	+		=	747
2.	626	+		=	871
3.	569	+		=	899
4.	530	+		=	872
5.	983	+		=	1.958
6.	329	+		=	536
7.	931	+		=	1.335
8.	871	+		=	1.213
9.	998	+		=	1.730
10.	623	+		=	1.162

Oefening 3
1.	773	+		=	1.032
2.	440	+		=	745
3.	534	+		=	948
4.	989	+		=	1.729
5.	250	+		=	476
6.	727	+		=	947
7.	830	+		=	1.527
8.	979	+		=	1.863
9.	859	+		=	1.118
10.	420	+		=	746

Oefening 4
1.	880	+		=	1.596
2.	445	+		=	831
3.	770	+		=	1.100
4.	996	+		=	1.416
5.	648	+		=	1.128
6.	798	+		=	1.537
7.	646	+		=	1.104
8.	471	+		=	822
9.	690	+		=	1.216
10.	803	+		=	1.303

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	982	+	282	=	1.264
2.	729	+	263	=	992
3.	857	+	760	=	1.617
4.	398	+	330	=	728
5.	782	+	461	=	1.243
6.	970	+	957	=	1.927
7.	824	+	244	=	1.068
8.	999	+	251	=	1.250
9.	756	+	549	=	1.305
10.	774	+	615	=	1.389

Oefening 2
1.	451	+	296	=	747
2.	626	+	245	=	871
3.	569	+	330	=	899
4.	530	+	342	=	872
5.	983	+	975	=	1.958
6.	329	+	207	=	536
7.	931	+	404	=	1.335
8.	871	+	342	=	1.213
9.	998	+	732	=	1.730
10.	623	+	539	=	1.162

Oefening 3
1.	773	+	259	=	1.032
2.	440	+	305	=	745
3.	534	+	414	=	948
4.	989	+	740	=	1.729
5.	250	+	226	=	476
6.	727	+	220	=	947
7.	830	+	697	=	1.527
8.	979	+	884	=	1.863
9.	859	+	259	=	1.118
10.	420	+	326	=	746

Oefening 4
1.	880	+	716	=	1.596
2.	445	+	386	=	831
3.	770	+	330	=	1.100
4.	996	+	420	=	1.416
5.	648	+	480	=	1.128
6.	798	+	739	=	1.537
7.	646	+	458	=	1.104
8.	471	+	351	=	822
9.	690	+	526	=	1.216
10.	803	+	500	=	1.303