Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	906	+		=	1.478
2.	631	+		=	1.139
3.	987	+		=	1.641
4.	659	+		=	949
5.	897	+		=	1.461
6.	959	+		=	1.592
7.	980	+		=	1.922
8.	398	+		=	643
9.	984	+		=	1.960
10.	672	+		=	1.320

Oefening 2
1.	987	+		=	1.626
2.	946	+		=	1.666
3.	982	+		=	1.953
4.	632	+		=	1.095
5.	837	+		=	1.259
6.	740	+		=	1.408
7.	978	+		=	1.936
8.	817	+		=	1.362
9.	943	+		=	1.836
10.	483	+		=	793

Oefening 3
1.	883	+		=	1.685
2.	585	+		=	796
3.	870	+		=	1.630
4.	919	+		=	1.577
5.	777	+		=	1.354
6.	553	+		=	1.101
7.	762	+		=	1.286
8.	785	+		=	1.562
9.	914	+		=	1.329
10.	499	+		=	889

Oefening 4
1.	899	+		=	1.558
2.	771	+		=	1.066
3.	902	+		=	1.686
4.	772	+		=	1.160
5.	683	+		=	1.142
6.	889	+		=	1.097
7.	759	+		=	1.092
8.	872	+		=	1.593
9.	906	+		=	1.502
10.	903	+		=	1.544

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	906	+	572	=	1.478
2.	631	+	508	=	1.139
3.	987	+	654	=	1.641
4.	659	+	290	=	949
5.	897	+	564	=	1.461
6.	959	+	633	=	1.592
7.	980	+	942	=	1.922
8.	398	+	245	=	643
9.	984	+	976	=	1.960
10.	672	+	648	=	1.320

Oefening 2
1.	987	+	639	=	1.626
2.	946	+	720	=	1.666
3.	982	+	971	=	1.953
4.	632	+	463	=	1.095
5.	837	+	422	=	1.259
6.	740	+	668	=	1.408
7.	978	+	958	=	1.936
8.	817	+	545	=	1.362
9.	943	+	893	=	1.836
10.	483	+	310	=	793

Oefening 3
1.	883	+	802	=	1.685
2.	585	+	211	=	796
3.	870	+	760	=	1.630
4.	919	+	658	=	1.577
5.	777	+	577	=	1.354
6.	553	+	548	=	1.101
7.	762	+	524	=	1.286
8.	785	+	777	=	1.562
9.	914	+	415	=	1.329
10.	499	+	390	=	889

Oefening 4
1.	899	+	659	=	1.558
2.	771	+	295	=	1.066
3.	902	+	784	=	1.686
4.	772	+	388	=	1.160
5.	683	+	459	=	1.142
6.	889	+	208	=	1.097
7.	759	+	333	=	1.092
8.	872	+	721	=	1.593
9.	906	+	596	=	1.502
10.	903	+	641	=	1.544