Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	935	+		=	1.297
2.	744	+		=	1.321
3.	772	+		=	1.329
4.	574	+		=	1.035
5.	763	+		=	1.171
6.	640	+		=	928
7.	910	+		=	1.498
8.	723	+		=	1.157
9.	779	+		=	1.493
10.	945	+		=	1.434

Oefening 2
1.	807	+		=	1.255
2.	878	+		=	1.513
3.	934	+		=	1.685
4.	280	+		=	487
5.	791	+		=	1.573
6.	724	+		=	1.339
7.	812	+		=	1.499
8.	632	+		=	963
9.	989	+		=	1.486
10.	753	+		=	1.296

Oefening 3
1.	898	+		=	1.727
2.	915	+		=	1.690
3.	877	+		=	1.310
4.	652	+		=	1.303
5.	709	+		=	1.216
6.	988	+		=	1.739
7.	936	+		=	1.652
8.	694	+		=	1.317
9.	954	+		=	1.225
10.	951	+		=	1.152

Oefening 4
1.	458	+		=	749
2.	662	+		=	956
3.	373	+		=	685
4.	455	+		=	849
5.	387	+		=	620
6.	761	+		=	1.185
7.	383	+		=	720
8.	475	+		=	947
9.	951	+		=	1.208
10.	960	+		=	1.460

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	935	+	362	=	1.297
2.	744	+	577	=	1.321
3.	772	+	557	=	1.329
4.	574	+	461	=	1.035
5.	763	+	408	=	1.171
6.	640	+	288	=	928
7.	910	+	588	=	1.498
8.	723	+	434	=	1.157
9.	779	+	714	=	1.493
10.	945	+	489	=	1.434

Oefening 2
1.	807	+	448	=	1.255
2.	878	+	635	=	1.513
3.	934	+	751	=	1.685
4.	280	+	207	=	487
5.	791	+	782	=	1.573
6.	724	+	615	=	1.339
7.	812	+	687	=	1.499
8.	632	+	331	=	963
9.	989	+	497	=	1.486
10.	753	+	543	=	1.296

Oefening 3
1.	898	+	829	=	1.727
2.	915	+	775	=	1.690
3.	877	+	433	=	1.310
4.	652	+	651	=	1.303
5.	709	+	507	=	1.216
6.	988	+	751	=	1.739
7.	936	+	716	=	1.652
8.	694	+	623	=	1.317
9.	954	+	271	=	1.225
10.	951	+	201	=	1.152

Oefening 4
1.	458	+	291	=	749
2.	662	+	294	=	956
3.	373	+	312	=	685
4.	455	+	394	=	849
5.	387	+	233	=	620
6.	761	+	424	=	1.185
7.	383	+	337	=	720
8.	475	+	472	=	947
9.	951	+	257	=	1.208
10.	960	+	500	=	1.460