Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	981	+		=	1.839
2.	998	+		=	1.633
3.	564	+		=	791
4.	871	+		=	1.440
5.	845	+		=	1.170
6.	976	+		=	1.846
7.	463	+		=	690
8.	991	+		=	1.649
9.	590	+		=	885
10.	669	+		=	1.166

Oefening 2
1.	588	+		=	1.141
2.	751	+		=	1.148
3.	753	+		=	1.435
4.	688	+		=	1.311
5.	852	+		=	1.681
6.	949	+		=	1.204
7.	393	+		=	647
8.	825	+		=	1.500
9.	849	+		=	1.423
10.	338	+		=	633

Oefening 3
1.	679	+		=	995
2.	686	+		=	1.264
3.	805	+		=	1.300
4.	702	+		=	1.138
5.	335	+		=	666
6.	806	+		=	1.330
7.	872	+		=	1.565
8.	887	+		=	1.455
9.	593	+		=	1.005
10.	593	+		=	1.124

Oefening 4
1.	835	+		=	1.623
2.	597	+		=	1.130
3.	666	+		=	1.252
4.	687	+		=	1.100
5.	538	+		=	777
6.	591	+		=	848
7.	929	+		=	1.609
8.	838	+		=	1.138
9.	997	+		=	1.328
10.	784	+		=	1.352

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	981	+	858	=	1.839
2.	998	+	635	=	1.633
3.	564	+	227	=	791
4.	871	+	569	=	1.440
5.	845	+	325	=	1.170
6.	976	+	870	=	1.846
7.	463	+	227	=	690
8.	991	+	658	=	1.649
9.	590	+	295	=	885
10.	669	+	497	=	1.166

Oefening 2
1.	588	+	553	=	1.141
2.	751	+	397	=	1.148
3.	753	+	682	=	1.435
4.	688	+	623	=	1.311
5.	852	+	829	=	1.681
6.	949	+	255	=	1.204
7.	393	+	254	=	647
8.	825	+	675	=	1.500
9.	849	+	574	=	1.423
10.	338	+	295	=	633

Oefening 3
1.	679	+	316	=	995
2.	686	+	578	=	1.264
3.	805	+	495	=	1.300
4.	702	+	436	=	1.138
5.	335	+	331	=	666
6.	806	+	524	=	1.330
7.	872	+	693	=	1.565
8.	887	+	568	=	1.455
9.	593	+	412	=	1.005
10.	593	+	531	=	1.124

Oefening 4
1.	835	+	788	=	1.623
2.	597	+	533	=	1.130
3.	666	+	586	=	1.252
4.	687	+	413	=	1.100
5.	538	+	239	=	777
6.	591	+	257	=	848
7.	929	+	680	=	1.609
8.	838	+	300	=	1.138
9.	997	+	331	=	1.328
10.	784	+	568	=	1.352