Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	798	+		=	1.286
2.	725	+		=	1.118
3.	844	+		=	1.541
4.	450	+		=	857
5.	871	+		=	1.122
6.	729	+		=	1.106
7.	921	+		=	1.564
8.	676	+		=	1.031
9.	739	+		=	994
10.	809	+		=	1.287

Oefening 2
1.	825	+		=	1.510
2.	994	+		=	1.948
3.	893	+		=	1.144
4.	746	+		=	998
5.	770	+		=	1.533
6.	661	+		=	1.263
7.	564	+		=	823
8.	832	+		=	1.584
9.	547	+		=	818
10.	637	+		=	1.165

Oefening 3
1.	955	+		=	1.444
2.	853	+		=	1.442
3.	510	+		=	895
4.	684	+		=	1.101
5.	675	+		=	1.274
6.	673	+		=	985
7.	985	+		=	1.860
8.	847	+		=	1.414
9.	942	+		=	1.238
10.	937	+		=	1.482

Oefening 4
1.	876	+		=	1.292
2.	501	+		=	765
3.	940	+		=	1.550
4.	810	+		=	1.309
5.	998	+		=	1.295
6.	741	+		=	1.131
7.	409	+		=	728
8.	887	+		=	1.757
9.	791	+		=	1.195
10.	954	+		=	1.208

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	798	+	488	=	1.286
2.	725	+	393	=	1.118
3.	844	+	697	=	1.541
4.	450	+	407	=	857
5.	871	+	251	=	1.122
6.	729	+	377	=	1.106
7.	921	+	643	=	1.564
8.	676	+	355	=	1.031
9.	739	+	255	=	994
10.	809	+	478	=	1.287

Oefening 2
1.	825	+	685	=	1.510
2.	994	+	954	=	1.948
3.	893	+	251	=	1.144
4.	746	+	252	=	998
5.	770	+	763	=	1.533
6.	661	+	602	=	1.263
7.	564	+	259	=	823
8.	832	+	752	=	1.584
9.	547	+	271	=	818
10.	637	+	528	=	1.165

Oefening 3
1.	955	+	489	=	1.444
2.	853	+	589	=	1.442
3.	510	+	385	=	895
4.	684	+	417	=	1.101
5.	675	+	599	=	1.274
6.	673	+	312	=	985
7.	985	+	875	=	1.860
8.	847	+	567	=	1.414
9.	942	+	296	=	1.238
10.	937	+	545	=	1.482

Oefening 4
1.	876	+	416	=	1.292
2.	501	+	264	=	765
3.	940	+	610	=	1.550
4.	810	+	499	=	1.309
5.	998	+	297	=	1.295
6.	741	+	390	=	1.131
7.	409	+	319	=	728
8.	887	+	870	=	1.757
9.	791	+	404	=	1.195
10.	954	+	254	=	1.208