Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	813	+		=	1.136
2.	424	+		=	642
3.	448	+		=	802
4.	746	+		=	1.402
5.	402	+		=	639
6.	987	+		=	1.418
7.	638	+		=	1.171
8.	457	+		=	909
9.	825	+		=	1.436
10.	531	+		=	881

Oefening 2
1.	573	+		=	915
2.	674	+		=	881
3.	799	+		=	1.249
4.	940	+		=	1.461
5.	993	+		=	1.212
6.	479	+		=	717
7.	889	+		=	1.712
8.	532	+		=	1.004
9.	920	+		=	1.462
10.	285	+		=	500

Oefening 3
1.	834	+		=	1.131
2.	597	+		=	959
3.	682	+		=	1.158
4.	766	+		=	1.481
5.	540	+		=	1.025
6.	834	+		=	1.558
7.	950	+		=	1.504
8.	835	+		=	1.621
9.	465	+		=	703
10.	717	+		=	1.367

Oefening 4
1.	752	+		=	1.167
2.	863	+		=	1.123
3.	429	+		=	789
4.	998	+		=	1.698
5.	467	+		=	934
6.	901	+		=	1.779
7.	459	+		=	835
8.	777	+		=	1.339
9.	958	+		=	1.389
10.	537	+		=	981

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	813	+	323	=	1.136
2.	424	+	218	=	642
3.	448	+	354	=	802
4.	746	+	656	=	1.402
5.	402	+	237	=	639
6.	987	+	431	=	1.418
7.	638	+	533	=	1.171
8.	457	+	452	=	909
9.	825	+	611	=	1.436
10.	531	+	350	=	881

Oefening 2
1.	573	+	342	=	915
2.	674	+	207	=	881
3.	799	+	450	=	1.249
4.	940	+	521	=	1.461
5.	993	+	219	=	1.212
6.	479	+	238	=	717
7.	889	+	823	=	1.712
8.	532	+	472	=	1.004
9.	920	+	542	=	1.462
10.	285	+	215	=	500

Oefening 3
1.	834	+	297	=	1.131
2.	597	+	362	=	959
3.	682	+	476	=	1.158
4.	766	+	715	=	1.481
5.	540	+	485	=	1.025
6.	834	+	724	=	1.558
7.	950	+	554	=	1.504
8.	835	+	786	=	1.621
9.	465	+	238	=	703
10.	717	+	650	=	1.367

Oefening 4
1.	752	+	415	=	1.167
2.	863	+	260	=	1.123
3.	429	+	360	=	789
4.	998	+	700	=	1.698
5.	467	+	467	=	934
6.	901	+	878	=	1.779
7.	459	+	376	=	835
8.	777	+	562	=	1.339
9.	958	+	431	=	1.389
10.	537	+	444	=	981