Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	663	+		=	888
2.	829	+		=	1.405
3.	817	+		=	1.312
4.	303	+		=	506
5.	691	+		=	1.047
6.	488	+		=	847
7.	608	+		=	1.015
8.	725	+		=	1.014
9.	513	+		=	833
10.	591	+		=	1.012

Oefening 2
1.	799	+		=	1.355
2.	779	+		=	1.390
3.	481	+		=	779
4.	922	+		=	1.357
5.	782	+		=	1.436
6.	479	+		=	691
7.	902	+		=	1.777
8.	779	+		=	1.049
9.	644	+		=	1.074
10.	998	+		=	1.199

Oefening 3
1.	744	+		=	1.160
2.	829	+		=	1.503
3.	831	+		=	1.298
4.	927	+		=	1.759
5.	549	+		=	980
6.	706	+		=	1.210
7.	606	+		=	915
8.	993	+		=	1.323
9.	831	+		=	1.110
10.	482	+		=	906

Oefening 4
1.	643	+		=	883
2.	721	+		=	1.385
3.	959	+		=	1.634
4.	987	+		=	1.545
5.	347	+		=	656
6.	996	+		=	1.806
7.	478	+		=	784
8.	581	+		=	926
9.	826	+		=	1.449
10.	458	+		=	915

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	663	+	225	=	888
2.	829	+	576	=	1.405
3.	817	+	495	=	1.312
4.	303	+	203	=	506
5.	691	+	356	=	1.047
6.	488	+	359	=	847
7.	608	+	407	=	1.015
8.	725	+	289	=	1.014
9.	513	+	320	=	833
10.	591	+	421	=	1.012

Oefening 2
1.	799	+	556	=	1.355
2.	779	+	611	=	1.390
3.	481	+	298	=	779
4.	922	+	435	=	1.357
5.	782	+	654	=	1.436
6.	479	+	212	=	691
7.	902	+	875	=	1.777
8.	779	+	270	=	1.049
9.	644	+	430	=	1.074
10.	998	+	201	=	1.199

Oefening 3
1.	744	+	416	=	1.160
2.	829	+	674	=	1.503
3.	831	+	467	=	1.298
4.	927	+	832	=	1.759
5.	549	+	431	=	980
6.	706	+	504	=	1.210
7.	606	+	309	=	915
8.	993	+	330	=	1.323
9.	831	+	279	=	1.110
10.	482	+	424	=	906

Oefening 4
1.	643	+	240	=	883
2.	721	+	664	=	1.385
3.	959	+	675	=	1.634
4.	987	+	558	=	1.545
5.	347	+	309	=	656
6.	996	+	810	=	1.806
7.	478	+	306	=	784
8.	581	+	345	=	926
9.	826	+	623	=	1.449
10.	458	+	457	=	915