Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	885	+		=	1.457
2.	732	+		=	1.328
3.	768	+		=	1.404
4.	597	+		=	876
5.	659	+		=	1.097
6.	578	+		=	1.128
7.	705	+		=	1.066
8.	881	+		=	1.081
9.	797	+		=	1.257
10.	858	+		=	1.675

Oefening 2
1.	629	+		=	949
2.	934	+		=	1.786
3.	442	+		=	646
4.	642	+		=	1.095
5.	400	+		=	693
6.	694	+		=	899
7.	977	+		=	1.205
8.	392	+		=	742
9.	988	+		=	1.601
10.	412	+		=	678

Oefening 3
1.	835	+		=	1.533
2.	810	+		=	1.207
3.	955	+		=	1.328
4.	489	+		=	975
5.	516	+		=	894
6.	361	+		=	655
7.	868	+		=	1.262
8.	737	+		=	1.356
9.	983	+		=	1.319
10.	695	+		=	1.150

Oefening 4
1.	912	+		=	1.415
2.	839	+		=	1.297
3.	432	+		=	734
4.	918	+		=	1.784
5.	959	+		=	1.515
6.	675	+		=	1.212
7.	974	+		=	1.750
8.	682	+		=	1.343
9.	731	+		=	1.080
10.	436	+		=	693

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	885	+	572	=	1.457
2.	732	+	596	=	1.328
3.	768	+	636	=	1.404
4.	597	+	279	=	876
5.	659	+	438	=	1.097
6.	578	+	550	=	1.128
7.	705	+	361	=	1.066
8.	881	+	200	=	1.081
9.	797	+	460	=	1.257
10.	858	+	817	=	1.675

Oefening 2
1.	629	+	320	=	949
2.	934	+	852	=	1.786
3.	442	+	204	=	646
4.	642	+	453	=	1.095
5.	400	+	293	=	693
6.	694	+	205	=	899
7.	977	+	228	=	1.205
8.	392	+	350	=	742
9.	988	+	613	=	1.601
10.	412	+	266	=	678

Oefening 3
1.	835	+	698	=	1.533
2.	810	+	397	=	1.207
3.	955	+	373	=	1.328
4.	489	+	486	=	975
5.	516	+	378	=	894
6.	361	+	294	=	655
7.	868	+	394	=	1.262
8.	737	+	619	=	1.356
9.	983	+	336	=	1.319
10.	695	+	455	=	1.150

Oefening 4
1.	912	+	503	=	1.415
2.	839	+	458	=	1.297
3.	432	+	302	=	734
4.	918	+	866	=	1.784
5.	959	+	556	=	1.515
6.	675	+	537	=	1.212
7.	974	+	776	=	1.750
8.	682	+	661	=	1.343
9.	731	+	349	=	1.080
10.	436	+	257	=	693