Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	830	+		=	1.639
2.	769	+		=	992
3.	868	+		=	1.501
4.	857	+		=	1.553
5.	913	+		=	1.664
6.	991	+		=	1.695
7.	234	+		=	434
8.	918	+		=	1.278
9.	874	+		=	1.566
10.	934	+		=	1.282

Oefening 2
1.	858	+		=	1.074
2.	946	+		=	1.634
3.	576	+		=	847
4.	752	+		=	1.068
5.	578	+		=	929
6.	785	+		=	994
7.	953	+		=	1.865
8.	434	+		=	851
9.	392	+		=	618
10.	703	+		=	1.283

Oefening 3
1.	691	+		=	1.185
2.	707	+		=	979
3.	753	+		=	1.482
4.	956	+		=	1.719
5.	664	+		=	1.193
6.	262	+		=	504
7.	697	+		=	1.012
8.	675	+		=	1.146
9.	518	+		=	725
10.	875	+		=	1.088

Oefening 4
1.	742	+		=	1.255
2.	494	+		=	700
3.	712	+		=	1.049
4.	948	+		=	1.787
5.	373	+		=	632
6.	991	+		=	1.422
7.	598	+		=	825
8.	952	+		=	1.476
9.	796	+		=	1.236
10.	835	+		=	1.291

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	830	+	809	=	1.639
2.	769	+	223	=	992
3.	868	+	633	=	1.501
4.	857	+	696	=	1.553
5.	913	+	751	=	1.664
6.	991	+	704	=	1.695
7.	234	+	200	=	434
8.	918	+	360	=	1.278
9.	874	+	692	=	1.566
10.	934	+	348	=	1.282

Oefening 2
1.	858	+	216	=	1.074
2.	946	+	688	=	1.634
3.	576	+	271	=	847
4.	752	+	316	=	1.068
5.	578	+	351	=	929
6.	785	+	209	=	994
7.	953	+	912	=	1.865
8.	434	+	417	=	851
9.	392	+	226	=	618
10.	703	+	580	=	1.283

Oefening 3
1.	691	+	494	=	1.185
2.	707	+	272	=	979
3.	753	+	729	=	1.482
4.	956	+	763	=	1.719
5.	664	+	529	=	1.193
6.	262	+	242	=	504
7.	697	+	315	=	1.012
8.	675	+	471	=	1.146
9.	518	+	207	=	725
10.	875	+	213	=	1.088

Oefening 4
1.	742	+	513	=	1.255
2.	494	+	206	=	700
3.	712	+	337	=	1.049
4.	948	+	839	=	1.787
5.	373	+	259	=	632
6.	991	+	431	=	1.422
7.	598	+	227	=	825
8.	952	+	524	=	1.476
9.	796	+	440	=	1.236
10.	835	+	456	=	1.291