Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	601	+		=	1.080
2.	988	+		=	1.526
3.	821	+		=	1.465
4.	821	+		=	1.453
5.	449	+		=	710
6.	922	+		=	1.684
7.	520	+		=	750
8.	716	+		=	1.154
9.	651	+		=	1.263
10.	972	+		=	1.563

Oefening 2
1.	872	+		=	1.230
2.	731	+		=	1.175
3.	904	+		=	1.405
4.	954	+		=	1.684
5.	831	+		=	1.396
6.	751	+		=	1.407
7.	923	+		=	1.231
8.	696	+		=	1.121
9.	650	+		=	1.221
10.	675	+		=	1.295

Oefening 3
1.	652	+		=	1.288
2.	975	+		=	1.334
3.	696	+		=	1.182
4.	828	+		=	1.443
5.	612	+		=	1.110
6.	892	+		=	1.730
7.	610	+		=	1.150
8.	981	+		=	1.582
9.	562	+		=	1.109
10.	842	+		=	1.620

Oefening 4
1.	761	+		=	1.358
2.	749	+		=	1.001
3.	822	+		=	1.086
4.	455	+		=	737
5.	575	+		=	931
6.	797	+		=	1.471
7.	718	+		=	1.018
8.	766	+		=	1.250
9.	937	+		=	1.582
10.	905	+		=	1.473

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	601	+	479	=	1.080
2.	988	+	538	=	1.526
3.	821	+	644	=	1.465
4.	821	+	632	=	1.453
5.	449	+	261	=	710
6.	922	+	762	=	1.684
7.	520	+	230	=	750
8.	716	+	438	=	1.154
9.	651	+	612	=	1.263
10.	972	+	591	=	1.563

Oefening 2
1.	872	+	358	=	1.230
2.	731	+	444	=	1.175
3.	904	+	501	=	1.405
4.	954	+	730	=	1.684
5.	831	+	565	=	1.396
6.	751	+	656	=	1.407
7.	923	+	308	=	1.231
8.	696	+	425	=	1.121
9.	650	+	571	=	1.221
10.	675	+	620	=	1.295

Oefening 3
1.	652	+	636	=	1.288
2.	975	+	359	=	1.334
3.	696	+	486	=	1.182
4.	828	+	615	=	1.443
5.	612	+	498	=	1.110
6.	892	+	838	=	1.730
7.	610	+	540	=	1.150
8.	981	+	601	=	1.582
9.	562	+	547	=	1.109
10.	842	+	778	=	1.620

Oefening 4
1.	761	+	597	=	1.358
2.	749	+	252	=	1.001
3.	822	+	264	=	1.086
4.	455	+	282	=	737
5.	575	+	356	=	931
6.	797	+	674	=	1.471
7.	718	+	300	=	1.018
8.	766	+	484	=	1.250
9.	937	+	645	=	1.582
10.	905	+	568	=	1.473