Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	952	+		=	1.391
2.	755	+		=	1.095
3.	907	+		=	1.507
4.	606	+		=	1.211
5.	539	+		=	901
6.	789	+		=	1.055
7.	679	+		=	1.118
8.	944	+		=	1.694
9.	906	+		=	1.177
10.	838	+		=	1.281

Oefening 2
1.	365	+		=	709
2.	289	+		=	527
3.	850	+		=	1.241
4.	709	+		=	1.297
5.	865	+		=	1.111
6.	990	+		=	1.228
7.	904	+		=	1.375
8.	884	+		=	1.317
9.	725	+		=	987
10.	354	+		=	701

Oefening 3
1.	308	+		=	540
2.	967	+		=	1.635
3.	708	+		=	1.098
4.	631	+		=	1.077
5.	740	+		=	1.248
6.	870	+		=	1.515
7.	954	+		=	1.173
8.	826	+		=	1.240
9.	923	+		=	1.255
10.	303	+		=	529

Oefening 4
1.	500	+		=	713
2.	846	+		=	1.272
3.	768	+		=	1.246
4.	839	+		=	1.196
5.	750	+		=	1.486
6.	551	+		=	752
7.	708	+		=	1.218
8.	480	+		=	805
9.	612	+		=	989
10.	602	+		=	971

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	952	+	439	=	1.391
2.	755	+	340	=	1.095
3.	907	+	600	=	1.507
4.	606	+	605	=	1.211
5.	539	+	362	=	901
6.	789	+	266	=	1.055
7.	679	+	439	=	1.118
8.	944	+	750	=	1.694
9.	906	+	271	=	1.177
10.	838	+	443	=	1.281

Oefening 2
1.	365	+	344	=	709
2.	289	+	238	=	527
3.	850	+	391	=	1.241
4.	709	+	588	=	1.297
5.	865	+	246	=	1.111
6.	990	+	238	=	1.228
7.	904	+	471	=	1.375
8.	884	+	433	=	1.317
9.	725	+	262	=	987
10.	354	+	347	=	701

Oefening 3
1.	308	+	232	=	540
2.	967	+	668	=	1.635
3.	708	+	390	=	1.098
4.	631	+	446	=	1.077
5.	740	+	508	=	1.248
6.	870	+	645	=	1.515
7.	954	+	219	=	1.173
8.	826	+	414	=	1.240
9.	923	+	332	=	1.255
10.	303	+	226	=	529

Oefening 4
1.	500	+	213	=	713
2.	846	+	426	=	1.272
3.	768	+	478	=	1.246
4.	839	+	357	=	1.196
5.	750	+	736	=	1.486
6.	551	+	201	=	752
7.	708	+	510	=	1.218
8.	480	+	325	=	805
9.	612	+	377	=	989
10.	602	+	369	=	971