Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	485	+		=	896
2.	736	+		=	1.236
3.	496	+		=	762
4.	983	+		=	1.315
5.	359	+		=	654
6.	887	+		=	1.630
7.	390	+		=	653
8.	885	+		=	1.321
9.	569	+		=	773
10.	754	+		=	1.077

Oefening 2
1.	897	+		=	1.262
2.	917	+		=	1.183
3.	975	+		=	1.553
4.	1.000	+		=	1.855
5.	512	+		=	815
6.	869	+		=	1.366
7.	755	+		=	1.152
8.	940	+		=	1.423
9.	855	+		=	1.125
10.	575	+		=	856

Oefening 3
1.	745	+		=	1.430
2.	996	+		=	1.795
3.	599	+		=	830
4.	856	+		=	1.254
5.	803	+		=	1.140
6.	642	+		=	1.119
7.	601	+		=	1.173
8.	816	+		=	1.232
9.	983	+		=	1.811
10.	917	+		=	1.592

Oefening 4
1.	893	+		=	1.577
2.	884	+		=	1.654
3.	893	+		=	1.318
4.	990	+		=	1.654
5.	832	+		=	1.214
6.	609	+		=	1.136
7.	888	+		=	1.144
8.	656	+		=	1.200
9.	507	+		=	930
10.	808	+		=	1.410

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	485	+	411	=	896
2.	736	+	500	=	1.236
3.	496	+	266	=	762
4.	983	+	332	=	1.315
5.	359	+	295	=	654
6.	887	+	743	=	1.630
7.	390	+	263	=	653
8.	885	+	436	=	1.321
9.	569	+	204	=	773
10.	754	+	323	=	1.077

Oefening 2
1.	897	+	365	=	1.262
2.	917	+	266	=	1.183
3.	975	+	578	=	1.553
4.	1.000	+	855	=	1.855
5.	512	+	303	=	815
6.	869	+	497	=	1.366
7.	755	+	397	=	1.152
8.	940	+	483	=	1.423
9.	855	+	270	=	1.125
10.	575	+	281	=	856

Oefening 3
1.	745	+	685	=	1.430
2.	996	+	799	=	1.795
3.	599	+	231	=	830
4.	856	+	398	=	1.254
5.	803	+	337	=	1.140
6.	642	+	477	=	1.119
7.	601	+	572	=	1.173
8.	816	+	416	=	1.232
9.	983	+	828	=	1.811
10.	917	+	675	=	1.592

Oefening 4
1.	893	+	684	=	1.577
2.	884	+	770	=	1.654
3.	893	+	425	=	1.318
4.	990	+	664	=	1.654
5.	832	+	382	=	1.214
6.	609	+	527	=	1.136
7.	888	+	256	=	1.144
8.	656	+	544	=	1.200
9.	507	+	423	=	930
10.	808	+	602	=	1.410