Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	942	+		=	1.881
2.	742	+		=	1.449
3.	936	+		=	1.766
4.	980	+		=	1.334
5.	777	+		=	1.143
6.	975	+		=	1.580
7.	682	+		=	1.020
8.	412	+		=	824
9.	871	+		=	1.731
10.	729	+		=	1.335

Oefening 2
1.	994	+		=	1.744
2.	534	+		=	1.027
3.	497	+		=	930
4.	631	+		=	1.209
5.	576	+		=	805
6.	875	+		=	1.544
7.	447	+		=	735
8.	876	+		=	1.730
9.	663	+		=	965
10.	899	+		=	1.623

Oefening 3
1.	655	+		=	1.222
2.	554	+		=	1.067
3.	390	+		=	713
4.	657	+		=	1.125
5.	907	+		=	1.666
6.	850	+		=	1.446
7.	787	+		=	1.189
8.	631	+		=	1.126
9.	733	+		=	1.436
10.	1.000	+		=	1.491

Oefening 4
1.	933	+		=	1.602
2.	882	+		=	1.755
3.	687	+		=	1.354
4.	939	+		=	1.372
5.	836	+		=	1.635
6.	707	+		=	1.182
7.	932	+		=	1.221
8.	473	+		=	868
9.	580	+		=	1.111
10.	648	+		=	1.227

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	942	+	939	=	1.881
2.	742	+	707	=	1.449
3.	936	+	830	=	1.766
4.	980	+	354	=	1.334
5.	777	+	366	=	1.143
6.	975	+	605	=	1.580
7.	682	+	338	=	1.020
8.	412	+	412	=	824
9.	871	+	860	=	1.731
10.	729	+	606	=	1.335

Oefening 2
1.	994	+	750	=	1.744
2.	534	+	493	=	1.027
3.	497	+	433	=	930
4.	631	+	578	=	1.209
5.	576	+	229	=	805
6.	875	+	669	=	1.544
7.	447	+	288	=	735
8.	876	+	854	=	1.730
9.	663	+	302	=	965
10.	899	+	724	=	1.623

Oefening 3
1.	655	+	567	=	1.222
2.	554	+	513	=	1.067
3.	390	+	323	=	713
4.	657	+	468	=	1.125
5.	907	+	759	=	1.666
6.	850	+	596	=	1.446
7.	787	+	402	=	1.189
8.	631	+	495	=	1.126
9.	733	+	703	=	1.436
10.	1.000	+	491	=	1.491

Oefening 4
1.	933	+	669	=	1.602
2.	882	+	873	=	1.755
3.	687	+	667	=	1.354
4.	939	+	433	=	1.372
5.	836	+	799	=	1.635
6.	707	+	475	=	1.182
7.	932	+	289	=	1.221
8.	473	+	395	=	868
9.	580	+	531	=	1.111
10.	648	+	579	=	1.227