Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	878	+		=	1.677
2.	952	+		=	1.659
3.	793	+		=	1.411
4.	938	+		=	1.148
5.	983	+		=	1.647
6.	342	+		=	654
7.	639	+		=	1.220
8.	653	+		=	1.270
9.	817	+		=	1.461
10.	981	+		=	1.578

Oefening 2
1.	707	+		=	1.370
2.	988	+		=	1.876
3.	742	+		=	1.470
4.	706	+		=	1.068
5.	483	+		=	803
6.	974	+		=	1.709
7.	909	+		=	1.756
8.	934	+		=	1.557
9.	972	+		=	1.891
10.	954	+		=	1.476

Oefening 3
1.	922	+		=	1.567
2.	914	+		=	1.489
3.	729	+		=	1.385
4.	407	+		=	702
5.	545	+		=	795
6.	614	+		=	942
7.	858	+		=	1.263
8.	990	+		=	1.917
9.	825	+		=	1.324
10.	434	+		=	808

Oefening 4
1.	965	+		=	1.232
2.	724	+		=	1.013
3.	488	+		=	795
4.	765	+		=	1.470
5.	697	+		=	929
6.	968	+		=	1.662
7.	761	+		=	1.291
8.	886	+		=	1.495
9.	996	+		=	1.284
10.	995	+		=	1.751

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	878	+	799	=	1.677
2.	952	+	707	=	1.659
3.	793	+	618	=	1.411
4.	938	+	210	=	1.148
5.	983	+	664	=	1.647
6.	342	+	312	=	654
7.	639	+	581	=	1.220
8.	653	+	617	=	1.270
9.	817	+	644	=	1.461
10.	981	+	597	=	1.578

Oefening 2
1.	707	+	663	=	1.370
2.	988	+	888	=	1.876
3.	742	+	728	=	1.470
4.	706	+	362	=	1.068
5.	483	+	320	=	803
6.	974	+	735	=	1.709
7.	909	+	847	=	1.756
8.	934	+	623	=	1.557
9.	972	+	919	=	1.891
10.	954	+	522	=	1.476

Oefening 3
1.	922	+	645	=	1.567
2.	914	+	575	=	1.489
3.	729	+	656	=	1.385
4.	407	+	295	=	702
5.	545	+	250	=	795
6.	614	+	328	=	942
7.	858	+	405	=	1.263
8.	990	+	927	=	1.917
9.	825	+	499	=	1.324
10.	434	+	374	=	808

Oefening 4
1.	965	+	267	=	1.232
2.	724	+	289	=	1.013
3.	488	+	307	=	795
4.	765	+	705	=	1.470
5.	697	+	232	=	929
6.	968	+	694	=	1.662
7.	761	+	530	=	1.291
8.	886	+	609	=	1.495
9.	996	+	288	=	1.284
10.	995	+	756	=	1.751