Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	581	+		=	800
2.	701	+		=	1.184
3.	804	+		=	1.238
4.	547	+		=	759
5.	969	+		=	1.909
6.	565	+		=	1.071
7.	540	+		=	980
8.	936	+		=	1.296
9.	956	+		=	1.259
10.	929	+		=	1.663

Oefening 2
1.	734	+		=	1.296
2.	980	+		=	1.636
3.	858	+		=	1.485
4.	713	+		=	1.256
5.	817	+		=	1.213
6.	697	+		=	1.314
7.	992	+		=	1.578
8.	767	+		=	1.260
9.	894	+		=	1.536
10.	756	+		=	1.153

Oefening 3
1.	874	+		=	1.551
2.	325	+		=	614
3.	746	+		=	1.140
4.	860	+		=	1.293
5.	658	+		=	939
6.	871	+		=	1.629
7.	552	+		=	980
8.	701	+		=	1.361
9.	529	+		=	1.031
10.	997	+		=	1.385

Oefening 4
1.	916	+		=	1.166
2.	964	+		=	1.830
3.	757	+		=	1.055
4.	883	+		=	1.751
5.	794	+		=	1.053
6.	780	+		=	1.341
7.	980	+		=	1.395
8.	667	+		=	1.157
9.	835	+		=	1.273
10.	849	+		=	1.508

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	581	+	219	=	800
2.	701	+	483	=	1.184
3.	804	+	434	=	1.238
4.	547	+	212	=	759
5.	969	+	940	=	1.909
6.	565	+	506	=	1.071
7.	540	+	440	=	980
8.	936	+	360	=	1.296
9.	956	+	303	=	1.259
10.	929	+	734	=	1.663

Oefening 2
1.	734	+	562	=	1.296
2.	980	+	656	=	1.636
3.	858	+	627	=	1.485
4.	713	+	543	=	1.256
5.	817	+	396	=	1.213
6.	697	+	617	=	1.314
7.	992	+	586	=	1.578
8.	767	+	493	=	1.260
9.	894	+	642	=	1.536
10.	756	+	397	=	1.153

Oefening 3
1.	874	+	677	=	1.551
2.	325	+	289	=	614
3.	746	+	394	=	1.140
4.	860	+	433	=	1.293
5.	658	+	281	=	939
6.	871	+	758	=	1.629
7.	552	+	428	=	980
8.	701	+	660	=	1.361
9.	529	+	502	=	1.031
10.	997	+	388	=	1.385

Oefening 4
1.	916	+	250	=	1.166
2.	964	+	866	=	1.830
3.	757	+	298	=	1.055
4.	883	+	868	=	1.751
5.	794	+	259	=	1.053
6.	780	+	561	=	1.341
7.	980	+	415	=	1.395
8.	667	+	490	=	1.157
9.	835	+	438	=	1.273
10.	849	+	659	=	1.508