Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	675	+		=	1.039
2.	411	+		=	771
3.	825	+		=	1.071
4.	885	+		=	1.168
5.	513	+		=	751
6.	803	+		=	1.427
7.	439	+		=	823
8.	659	+		=	1.012
9.	386	+		=	736
10.	666	+		=	964

Oefening 2
1.	452	+		=	786
2.	990	+		=	1.867
3.	826	+		=	1.592
4.	895	+		=	1.440
5.	918	+		=	1.282
6.	728	+		=	1.010
7.	309	+		=	596
8.	833	+		=	1.642
9.	425	+		=	725
10.	684	+		=	1.171

Oefening 3
1.	562	+		=	1.084
2.	830	+		=	1.147
3.	598	+		=	1.157
4.	933	+		=	1.534
5.	731	+		=	1.056
6.	953	+		=	1.220
7.	528	+		=	1.009
8.	520	+		=	1.038
9.	534	+		=	929
10.	891	+		=	1.215

Oefening 4
1.	982	+		=	1.585
2.	213	+		=	424
3.	956	+		=	1.211
4.	876	+		=	1.113
5.	986	+		=	1.602
6.	514	+		=	915
7.	934	+		=	1.562
8.	541	+		=	1.013
9.	815	+		=	1.396
10.	900	+		=	1.786

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	675	+	364	=	1.039
2.	411	+	360	=	771
3.	825	+	246	=	1.071
4.	885	+	283	=	1.168
5.	513	+	238	=	751
6.	803	+	624	=	1.427
7.	439	+	384	=	823
8.	659	+	353	=	1.012
9.	386	+	350	=	736
10.	666	+	298	=	964

Oefening 2
1.	452	+	334	=	786
2.	990	+	877	=	1.867
3.	826	+	766	=	1.592
4.	895	+	545	=	1.440
5.	918	+	364	=	1.282
6.	728	+	282	=	1.010
7.	309	+	287	=	596
8.	833	+	809	=	1.642
9.	425	+	300	=	725
10.	684	+	487	=	1.171

Oefening 3
1.	562	+	522	=	1.084
2.	830	+	317	=	1.147
3.	598	+	559	=	1.157
4.	933	+	601	=	1.534
5.	731	+	325	=	1.056
6.	953	+	267	=	1.220
7.	528	+	481	=	1.009
8.	520	+	518	=	1.038
9.	534	+	395	=	929
10.	891	+	324	=	1.215

Oefening 4
1.	982	+	603	=	1.585
2.	213	+	211	=	424
3.	956	+	255	=	1.211
4.	876	+	237	=	1.113
5.	986	+	616	=	1.602
6.	514	+	401	=	915
7.	934	+	628	=	1.562
8.	541	+	472	=	1.013
9.	815	+	581	=	1.396
10.	900	+	886	=	1.786