Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	752	+		=	1.241
2.	895	+		=	1.450
3.	915	+		=	1.184
4.	445	+		=	738
5.	975	+		=	1.566
6.	988	+		=	1.547
7.	920	+		=	1.171
8.	537	+		=	833
9.	470	+		=	816
10.	696	+		=	986

Oefening 2
1.	660	+		=	1.029
2.	632	+		=	1.123
3.	904	+		=	1.153
4.	789	+		=	1.153
5.	823	+		=	1.033
6.	801	+		=	1.485
7.	648	+		=	1.006
8.	890	+		=	1.409
9.	739	+		=	1.287
10.	609	+		=	1.213

Oefening 3
1.	513	+		=	825
2.	637	+		=	848
3.	762	+		=	988
4.	961	+		=	1.798
5.	685	+		=	972
6.	668	+		=	938
7.	580	+		=	828
8.	540	+		=	1.004
9.	780	+		=	1.424
10.	596	+		=	1.025

Oefening 4
1.	954	+		=	1.466
2.	621	+		=	1.164
3.	691	+		=	932
4.	727	+		=	1.309
5.	844	+		=	1.172
6.	607	+		=	1.038
7.	951	+		=	1.285
8.	405	+		=	620
9.	984	+		=	1.320
10.	941	+		=	1.358

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	752	+	489	=	1.241
2.	895	+	555	=	1.450
3.	915	+	269	=	1.184
4.	445	+	293	=	738
5.	975	+	591	=	1.566
6.	988	+	559	=	1.547
7.	920	+	251	=	1.171
8.	537	+	296	=	833
9.	470	+	346	=	816
10.	696	+	290	=	986

Oefening 2
1.	660	+	369	=	1.029
2.	632	+	491	=	1.123
3.	904	+	249	=	1.153
4.	789	+	364	=	1.153
5.	823	+	210	=	1.033
6.	801	+	684	=	1.485
7.	648	+	358	=	1.006
8.	890	+	519	=	1.409
9.	739	+	548	=	1.287
10.	609	+	604	=	1.213

Oefening 3
1.	513	+	312	=	825
2.	637	+	211	=	848
3.	762	+	226	=	988
4.	961	+	837	=	1.798
5.	685	+	287	=	972
6.	668	+	270	=	938
7.	580	+	248	=	828
8.	540	+	464	=	1.004
9.	780	+	644	=	1.424
10.	596	+	429	=	1.025

Oefening 4
1.	954	+	512	=	1.466
2.	621	+	543	=	1.164
3.	691	+	241	=	932
4.	727	+	582	=	1.309
5.	844	+	328	=	1.172
6.	607	+	431	=	1.038
7.	951	+	334	=	1.285
8.	405	+	215	=	620
9.	984	+	336	=	1.320
10.	941	+	417	=	1.358