Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	880	+		=	1.091
2.	935	+		=	1.753
3.	838	+		=	1.230
4.	956	+		=	1.833
5.	664	+		=	968
6.	773	+		=	1.053
7.	417	+		=	733
8.	980	+		=	1.285
9.	892	+		=	1.350
10.	577	+		=	1.002

Oefening 2
1.	868	+		=	1.413
2.	964	+		=	1.371
3.	936	+		=	1.241
4.	821	+		=	1.268
5.	721	+		=	1.093
6.	486	+		=	836
7.	985	+		=	1.725
8.	802	+		=	1.602
9.	512	+		=	809
10.	556	+		=	897

Oefening 3
1.	777	+		=	1.506
2.	538	+		=	874
3.	888	+		=	1.124
4.	296	+		=	578
5.	772	+		=	1.450
6.	816	+		=	1.623
7.	930	+		=	1.707
8.	834	+		=	1.368
9.	885	+		=	1.454
10.	723	+		=	996

Oefening 4
1.	849	+		=	1.442
2.	608	+		=	1.043
3.	823	+		=	1.089
4.	656	+		=	924
5.	413	+		=	626
6.	766	+		=	1.257
7.	888	+		=	1.109
8.	652	+		=	1.232
9.	994	+		=	1.391
10.	288	+		=	547

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	880	+	211	=	1.091
2.	935	+	818	=	1.753
3.	838	+	392	=	1.230
4.	956	+	877	=	1.833
5.	664	+	304	=	968
6.	773	+	280	=	1.053
7.	417	+	316	=	733
8.	980	+	305	=	1.285
9.	892	+	458	=	1.350
10.	577	+	425	=	1.002

Oefening 2
1.	868	+	545	=	1.413
2.	964	+	407	=	1.371
3.	936	+	305	=	1.241
4.	821	+	447	=	1.268
5.	721	+	372	=	1.093
6.	486	+	350	=	836
7.	985	+	740	=	1.725
8.	802	+	800	=	1.602
9.	512	+	297	=	809
10.	556	+	341	=	897

Oefening 3
1.	777	+	729	=	1.506
2.	538	+	336	=	874
3.	888	+	236	=	1.124
4.	296	+	282	=	578
5.	772	+	678	=	1.450
6.	816	+	807	=	1.623
7.	930	+	777	=	1.707
8.	834	+	534	=	1.368
9.	885	+	569	=	1.454
10.	723	+	273	=	996

Oefening 4
1.	849	+	593	=	1.442
2.	608	+	435	=	1.043
3.	823	+	266	=	1.089
4.	656	+	268	=	924
5.	413	+	213	=	626
6.	766	+	491	=	1.257
7.	888	+	221	=	1.109
8.	652	+	580	=	1.232
9.	994	+	397	=	1.391
10.	288	+	259	=	547