Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	568	+		=	1.047
2.	730	+		=	1.110
3.	854	+		=	1.612
4.	882	+		=	1.531
5.	683	+		=	1.181
6.	728	+		=	946
7.	994	+		=	1.198
8.	907	+		=	1.208
9.	875	+		=	1.195
10.	776	+		=	1.160

Oefening 2
1.	910	+		=	1.604
2.	768	+		=	1.005
3.	913	+		=	1.137
4.	929	+		=	1.256
5.	859	+		=	1.692
6.	720	+		=	1.041
7.	264	+		=	500
8.	800	+		=	1.504
9.	963	+		=	1.297
10.	446	+		=	671

Oefening 3
1.	425	+		=	642
2.	616	+		=	965
3.	930	+		=	1.748
4.	598	+		=	954
5.	432	+		=	786
6.	618	+		=	872
7.	966	+		=	1.469
8.	989	+		=	1.967
9.	495	+		=	819
10.	944	+		=	1.215

Oefening 4
1.	598	+		=	1.193
2.	675	+		=	968
3.	837	+		=	1.318
4.	980	+		=	1.879
5.	931	+		=	1.648
6.	362	+		=	612
7.	674	+		=	1.008
8.	836	+		=	1.633
9.	414	+		=	791
10.	803	+		=	1.402

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	568	+	479	=	1.047
2.	730	+	380	=	1.110
3.	854	+	758	=	1.612
4.	882	+	649	=	1.531
5.	683	+	498	=	1.181
6.	728	+	218	=	946
7.	994	+	204	=	1.198
8.	907	+	301	=	1.208
9.	875	+	320	=	1.195
10.	776	+	384	=	1.160

Oefening 2
1.	910	+	694	=	1.604
2.	768	+	237	=	1.005
3.	913	+	224	=	1.137
4.	929	+	327	=	1.256
5.	859	+	833	=	1.692
6.	720	+	321	=	1.041
7.	264	+	236	=	500
8.	800	+	704	=	1.504
9.	963	+	334	=	1.297
10.	446	+	225	=	671

Oefening 3
1.	425	+	217	=	642
2.	616	+	349	=	965
3.	930	+	818	=	1.748
4.	598	+	356	=	954
5.	432	+	354	=	786
6.	618	+	254	=	872
7.	966	+	503	=	1.469
8.	989	+	978	=	1.967
9.	495	+	324	=	819
10.	944	+	271	=	1.215

Oefening 4
1.	598	+	595	=	1.193
2.	675	+	293	=	968
3.	837	+	481	=	1.318
4.	980	+	899	=	1.879
5.	931	+	717	=	1.648
6.	362	+	250	=	612
7.	674	+	334	=	1.008
8.	836	+	797	=	1.633
9.	414	+	377	=	791
10.	803	+	599	=	1.402