Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	833	+		=	1.490
2.	845	+		=	1.666
3.	726	+		=	1.126
4.	495	+		=	719
5.	803	+		=	1.535
6.	948	+		=	1.857
7.	866	+		=	1.151
8.	606	+		=	1.195
9.	541	+		=	1.018
10.	929	+		=	1.663

Oefening 2
1.	666	+		=	1.147
2.	662	+		=	935
3.	722	+		=	1.175
4.	740	+		=	1.415
5.	506	+		=	938
6.	526	+		=	901
7.	927	+		=	1.522
8.	461	+		=	723
9.	315	+		=	544
10.	749	+		=	1.178

Oefening 3
1.	900	+		=	1.120
2.	513	+		=	724
3.	850	+		=	1.475
4.	688	+		=	1.014
5.	1.000	+		=	1.571
6.	837	+		=	1.591
7.	897	+		=	1.127
8.	949	+		=	1.854
9.	922	+		=	1.540
10.	882	+		=	1.753

Oefening 4
1.	833	+		=	1.557
2.	779	+		=	1.080
3.	484	+		=	829
4.	904	+		=	1.704
5.	306	+		=	530
6.	704	+		=	1.268
7.	787	+		=	1.381
8.	485	+		=	870
9.	737	+		=	1.058
10.	317	+		=	562

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	833	+	657	=	1.490
2.	845	+	821	=	1.666
3.	726	+	400	=	1.126
4.	495	+	224	=	719
5.	803	+	732	=	1.535
6.	948	+	909	=	1.857
7.	866	+	285	=	1.151
8.	606	+	589	=	1.195
9.	541	+	477	=	1.018
10.	929	+	734	=	1.663

Oefening 2
1.	666	+	481	=	1.147
2.	662	+	273	=	935
3.	722	+	453	=	1.175
4.	740	+	675	=	1.415
5.	506	+	432	=	938
6.	526	+	375	=	901
7.	927	+	595	=	1.522
8.	461	+	262	=	723
9.	315	+	229	=	544
10.	749	+	429	=	1.178

Oefening 3
1.	900	+	220	=	1.120
2.	513	+	211	=	724
3.	850	+	625	=	1.475
4.	688	+	326	=	1.014
5.	1.000	+	571	=	1.571
6.	837	+	754	=	1.591
7.	897	+	230	=	1.127
8.	949	+	905	=	1.854
9.	922	+	618	=	1.540
10.	882	+	871	=	1.753

Oefening 4
1.	833	+	724	=	1.557
2.	779	+	301	=	1.080
3.	484	+	345	=	829
4.	904	+	800	=	1.704
5.	306	+	224	=	530
6.	704	+	564	=	1.268
7.	787	+	594	=	1.381
8.	485	+	385	=	870
9.	737	+	321	=	1.058
10.	317	+	245	=	562