Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	843	+		=	1.501
2.	781	+		=	1.093
3.	618	+		=	997
4.	993	+		=	1.370
5.	680	+		=	1.055
6.	798	+		=	1.385
7.	956	+		=	1.462
8.	532	+		=	993
9.	694	+		=	1.287
10.	732	+		=	976

Oefening 2
1.	959	+		=	1.698
2.	685	+		=	989
3.	802	+		=	1.270
4.	360	+		=	589
5.	864	+		=	1.725
6.	806	+		=	1.026
7.	621	+		=	1.199
8.	846	+		=	1.178
9.	879	+		=	1.634
10.	940	+		=	1.561

Oefening 3
1.	637	+		=	922
2.	532	+		=	773
3.	634	+		=	866
4.	542	+		=	934
5.	757	+		=	1.241
6.	784	+		=	1.177
7.	658	+		=	1.142
8.	740	+		=	1.235
9.	785	+		=	995
10.	788	+		=	1.263

Oefening 4
1.	862	+		=	1.632
2.	529	+		=	928
3.	471	+		=	703
4.	878	+		=	1.495
5.	887	+		=	1.772
6.	340	+		=	542
7.	746	+		=	1.382
8.	515	+		=	1.023
9.	653	+		=	981
10.	744	+		=	952

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	843	+	658	=	1.501
2.	781	+	312	=	1.093
3.	618	+	379	=	997
4.	993	+	377	=	1.370
5.	680	+	375	=	1.055
6.	798	+	587	=	1.385
7.	956	+	506	=	1.462
8.	532	+	461	=	993
9.	694	+	593	=	1.287
10.	732	+	244	=	976

Oefening 2
1.	959	+	739	=	1.698
2.	685	+	304	=	989
3.	802	+	468	=	1.270
4.	360	+	229	=	589
5.	864	+	861	=	1.725
6.	806	+	220	=	1.026
7.	621	+	578	=	1.199
8.	846	+	332	=	1.178
9.	879	+	755	=	1.634
10.	940	+	621	=	1.561

Oefening 3
1.	637	+	285	=	922
2.	532	+	241	=	773
3.	634	+	232	=	866
4.	542	+	392	=	934
5.	757	+	484	=	1.241
6.	784	+	393	=	1.177
7.	658	+	484	=	1.142
8.	740	+	495	=	1.235
9.	785	+	210	=	995
10.	788	+	475	=	1.263

Oefening 4
1.	862	+	770	=	1.632
2.	529	+	399	=	928
3.	471	+	232	=	703
4.	878	+	617	=	1.495
5.	887	+	885	=	1.772
6.	340	+	202	=	542
7.	746	+	636	=	1.382
8.	515	+	508	=	1.023
9.	653	+	328	=	981
10.	744	+	208	=	952