Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	650	+		=	986
2.	962	+		=	1.871
3.	715	+		=	1.291
4.	675	+		=	1.160
5.	570	+		=	1.000
6.	864	+		=	1.294
7.	999	+		=	1.218
8.	610	+		=	975
9.	836	+		=	1.661
10.	328	+		=	574

Oefening 2
1.	752	+		=	1.199
2.	987	+		=	1.523
3.	671	+		=	1.336
4.	649	+		=	921
5.	940	+		=	1.317
6.	645	+		=	892
7.	515	+		=	774
8.	938	+		=	1.242
9.	815	+		=	1.232
10.	673	+		=	1.007

Oefening 3
1.	954	+		=	1.772
2.	896	+		=	1.256
3.	471	+		=	912
4.	227	+		=	434
5.	949	+		=	1.874
6.	794	+		=	1.053
7.	874	+		=	1.529
8.	324	+		=	553
9.	849	+		=	1.262
10.	940	+		=	1.267

Oefening 4
1.	872	+		=	1.134
2.	933	+		=	1.739
3.	314	+		=	591
4.	789	+		=	1.082
5.	334	+		=	605
6.	744	+		=	1.032
7.	993	+		=	1.308
8.	929	+		=	1.483
9.	809	+		=	1.361
10.	647	+		=	963

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	650	+	336	=	986
2.	962	+	909	=	1.871
3.	715	+	576	=	1.291
4.	675	+	485	=	1.160
5.	570	+	430	=	1.000
6.	864	+	430	=	1.294
7.	999	+	219	=	1.218
8.	610	+	365	=	975
9.	836	+	825	=	1.661
10.	328	+	246	=	574

Oefening 2
1.	752	+	447	=	1.199
2.	987	+	536	=	1.523
3.	671	+	665	=	1.336
4.	649	+	272	=	921
5.	940	+	377	=	1.317
6.	645	+	247	=	892
7.	515	+	259	=	774
8.	938	+	304	=	1.242
9.	815	+	417	=	1.232
10.	673	+	334	=	1.007

Oefening 3
1.	954	+	818	=	1.772
2.	896	+	360	=	1.256
3.	471	+	441	=	912
4.	227	+	207	=	434
5.	949	+	925	=	1.874
6.	794	+	259	=	1.053
7.	874	+	655	=	1.529
8.	324	+	229	=	553
9.	849	+	413	=	1.262
10.	940	+	327	=	1.267

Oefening 4
1.	872	+	262	=	1.134
2.	933	+	806	=	1.739
3.	314	+	277	=	591
4.	789	+	293	=	1.082
5.	334	+	271	=	605
6.	744	+	288	=	1.032
7.	993	+	315	=	1.308
8.	929	+	554	=	1.483
9.	809	+	552	=	1.361
10.	647	+	316	=	963