Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	412	+		=	740
2.	694	+		=	944
3.	992	+		=	1.848
4.	362	+		=	566
5.	628	+		=	857
6.	962	+		=	1.790
7.	937	+		=	1.658
8.	774	+		=	1.106
9.	781	+		=	1.240
10.	685	+		=	1.329

Oefening 2
1.	758	+		=	1.325
2.	562	+		=	1.068
3.	817	+		=	1.026
4.	829	+		=	1.519
5.	829	+		=	1.182
6.	942	+		=	1.707
7.	948	+		=	1.438
8.	984	+		=	1.849
9.	667	+		=	1.263
10.	894	+		=	1.645

Oefening 3
1.	727	+		=	1.087
2.	991	+		=	1.707
3.	790	+		=	1.510
4.	911	+		=	1.453
5.	376	+		=	663
6.	264	+		=	485
7.	695	+		=	1.106
8.	925	+		=	1.226
9.	902	+		=	1.165
10.	741	+		=	1.341

Oefening 4
1.	766	+		=	1.227
2.	762	+		=	1.334
3.	499	+		=	808
4.	785	+		=	1.508
5.	821	+		=	1.506
6.	845	+		=	1.597
7.	549	+		=	909
8.	751	+		=	1.391
9.	937	+		=	1.439
10.	864	+		=	1.629

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	412	+	328	=	740
2.	694	+	250	=	944
3.	992	+	856	=	1.848
4.	362	+	204	=	566
5.	628	+	229	=	857
6.	962	+	828	=	1.790
7.	937	+	721	=	1.658
8.	774	+	332	=	1.106
9.	781	+	459	=	1.240
10.	685	+	644	=	1.329

Oefening 2
1.	758	+	567	=	1.325
2.	562	+	506	=	1.068
3.	817	+	209	=	1.026
4.	829	+	690	=	1.519
5.	829	+	353	=	1.182
6.	942	+	765	=	1.707
7.	948	+	490	=	1.438
8.	984	+	865	=	1.849
9.	667	+	596	=	1.263
10.	894	+	751	=	1.645

Oefening 3
1.	727	+	360	=	1.087
2.	991	+	716	=	1.707
3.	790	+	720	=	1.510
4.	911	+	542	=	1.453
5.	376	+	287	=	663
6.	264	+	221	=	485
7.	695	+	411	=	1.106
8.	925	+	301	=	1.226
9.	902	+	263	=	1.165
10.	741	+	600	=	1.341

Oefening 4
1.	766	+	461	=	1.227
2.	762	+	572	=	1.334
3.	499	+	309	=	808
4.	785	+	723	=	1.508
5.	821	+	685	=	1.506
6.	845	+	752	=	1.597
7.	549	+	360	=	909
8.	751	+	640	=	1.391
9.	937	+	502	=	1.439
10.	864	+	765	=	1.629