Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	615	+		=	946
2.	768	+		=	1.535
3.	364	+		=	622
4.	530	+		=	845
5.	838	+		=	1.638
6.	492	+		=	851
7.	836	+		=	1.089
8.	804	+		=	1.596
9.	536	+		=	849
10.	576	+		=	932

Oefening 2
1.	973	+		=	1.726
2.	704	+		=	968
3.	921	+		=	1.712
4.	400	+		=	697
5.	642	+		=	1.003
6.	966	+		=	1.587
7.	841	+		=	1.298
8.	959	+		=	1.250
9.	365	+		=	628
10.	635	+		=	1.086

Oefening 3
1.	349	+		=	576
2.	311	+		=	578
3.	593	+		=	1.138
4.	521	+		=	1.002
5.	450	+		=	744
6.	684	+		=	1.233
7.	700	+		=	1.000
8.	928	+		=	1.140
9.	361	+		=	688
10.	716	+		=	993

Oefening 4
1.	860	+		=	1.093
2.	825	+		=	1.200
3.	883	+		=	1.671
4.	717	+		=	1.342
5.	445	+		=	708
6.	649	+		=	1.043
7.	520	+		=	1.023
8.	560	+		=	805
9.	709	+		=	1.120
10.	481	+		=	827

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	615	+	331	=	946
2.	768	+	767	=	1.535
3.	364	+	258	=	622
4.	530	+	315	=	845
5.	838	+	800	=	1.638
6.	492	+	359	=	851
7.	836	+	253	=	1.089
8.	804	+	792	=	1.596
9.	536	+	313	=	849
10.	576	+	356	=	932

Oefening 2
1.	973	+	753	=	1.726
2.	704	+	264	=	968
3.	921	+	791	=	1.712
4.	400	+	297	=	697
5.	642	+	361	=	1.003
6.	966	+	621	=	1.587
7.	841	+	457	=	1.298
8.	959	+	291	=	1.250
9.	365	+	263	=	628
10.	635	+	451	=	1.086

Oefening 3
1.	349	+	227	=	576
2.	311	+	267	=	578
3.	593	+	545	=	1.138
4.	521	+	481	=	1.002
5.	450	+	294	=	744
6.	684	+	549	=	1.233
7.	700	+	300	=	1.000
8.	928	+	212	=	1.140
9.	361	+	327	=	688
10.	716	+	277	=	993

Oefening 4
1.	860	+	233	=	1.093
2.	825	+	375	=	1.200
3.	883	+	788	=	1.671
4.	717	+	625	=	1.342
5.	445	+	263	=	708
6.	649	+	394	=	1.043
7.	520	+	503	=	1.023
8.	560	+	245	=	805
9.	709	+	411	=	1.120
10.	481	+	346	=	827