Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	818	+		=	1.297
2.	902	+		=	1.208
3.	447	+		=	712
4.	932	+		=	1.221
5.	934	+		=	1.714
6.	763	+		=	1.168
7.	477	+		=	750
8.	802	+		=	1.119
9.	906	+		=	1.279
10.	819	+		=	1.315

Oefening 2
1.	974	+		=	1.922
2.	952	+		=	1.900
3.	842	+		=	1.597
4.	807	+		=	1.483
5.	688	+		=	1.022
6.	917	+		=	1.534
7.	553	+		=	873
8.	799	+		=	1.330
9.	304	+		=	538
10.	881	+		=	1.120

Oefening 3
1.	485	+		=	692
2.	806	+		=	1.165
3.	563	+		=	814
4.	838	+		=	1.628
5.	997	+		=	1.682
6.	368	+		=	604
7.	631	+		=	1.252
8.	979	+		=	1.519
9.	951	+		=	1.587
10.	542	+		=	805

Oefening 4
1.	690	+		=	1.265
2.	339	+		=	655
3.	727	+		=	1.078
4.	712	+		=	1.267
5.	567	+		=	863
6.	932	+		=	1.502
7.	773	+		=	1.283
8.	266	+		=	502
9.	958	+		=	1.489
10.	857	+		=	1.519

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	818	+	479	=	1.297
2.	902	+	306	=	1.208
3.	447	+	265	=	712
4.	932	+	289	=	1.221
5.	934	+	780	=	1.714
6.	763	+	405	=	1.168
7.	477	+	273	=	750
8.	802	+	317	=	1.119
9.	906	+	373	=	1.279
10.	819	+	496	=	1.315

Oefening 2
1.	974	+	948	=	1.922
2.	952	+	948	=	1.900
3.	842	+	755	=	1.597
4.	807	+	676	=	1.483
5.	688	+	334	=	1.022
6.	917	+	617	=	1.534
7.	553	+	320	=	873
8.	799	+	531	=	1.330
9.	304	+	234	=	538
10.	881	+	239	=	1.120

Oefening 3
1.	485	+	207	=	692
2.	806	+	359	=	1.165
3.	563	+	251	=	814
4.	838	+	790	=	1.628
5.	997	+	685	=	1.682
6.	368	+	236	=	604
7.	631	+	621	=	1.252
8.	979	+	540	=	1.519
9.	951	+	636	=	1.587
10.	542	+	263	=	805

Oefening 4
1.	690	+	575	=	1.265
2.	339	+	316	=	655
3.	727	+	351	=	1.078
4.	712	+	555	=	1.267
5.	567	+	296	=	863
6.	932	+	570	=	1.502
7.	773	+	510	=	1.283
8.	266	+	236	=	502
9.	958	+	531	=	1.489
10.	857	+	662	=	1.519