Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	946	+		=	1.656
2.	960	+		=	1.571
3.	898	+		=	1.365
4.	515	+		=	731
5.	953	+		=	1.867
6.	626	+		=	1.016
7.	312	+		=	598
8.	648	+		=	1.233
9.	567	+		=	969
10.	791	+		=	1.134

Oefening 2
1.	963	+		=	1.483
2.	815	+		=	1.236
3.	964	+		=	1.710
4.	517	+		=	908
5.	939	+		=	1.478
6.	976	+		=	1.658
7.	625	+		=	1.181
8.	624	+		=	992
9.	722	+		=	999
10.	958	+		=	1.787

Oefening 3
1.	417	+		=	637
2.	698	+		=	951
3.	556	+		=	962
4.	355	+		=	566
5.	570	+		=	883
6.	876	+		=	1.085
7.	876	+		=	1.558
8.	915	+		=	1.770
9.	447	+		=	820
10.	867	+		=	1.524

Oefening 4
1.	851	+		=	1.284
2.	870	+		=	1.296
3.	308	+		=	592
4.	292	+		=	523
5.	827	+		=	1.575
6.	787	+		=	1.412
7.	675	+		=	1.265
8.	934	+		=	1.743
9.	461	+		=	905
10.	795	+		=	1.560

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	946	+	710	=	1.656
2.	960	+	611	=	1.571
3.	898	+	467	=	1.365
4.	515	+	216	=	731
5.	953	+	914	=	1.867
6.	626	+	390	=	1.016
7.	312	+	286	=	598
8.	648	+	585	=	1.233
9.	567	+	402	=	969
10.	791	+	343	=	1.134

Oefening 2
1.	963	+	520	=	1.483
2.	815	+	421	=	1.236
3.	964	+	746	=	1.710
4.	517	+	391	=	908
5.	939	+	539	=	1.478
6.	976	+	682	=	1.658
7.	625	+	556	=	1.181
8.	624	+	368	=	992
9.	722	+	277	=	999
10.	958	+	829	=	1.787

Oefening 3
1.	417	+	220	=	637
2.	698	+	253	=	951
3.	556	+	406	=	962
4.	355	+	211	=	566
5.	570	+	313	=	883
6.	876	+	209	=	1.085
7.	876	+	682	=	1.558
8.	915	+	855	=	1.770
9.	447	+	373	=	820
10.	867	+	657	=	1.524

Oefening 4
1.	851	+	433	=	1.284
2.	870	+	426	=	1.296
3.	308	+	284	=	592
4.	292	+	231	=	523
5.	827	+	748	=	1.575
6.	787	+	625	=	1.412
7.	675	+	590	=	1.265
8.	934	+	809	=	1.743
9.	461	+	444	=	905
10.	795	+	765	=	1.560