Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	915	+		=	1.606
2.	705	+		=	1.243
3.	787	+		=	1.518
4.	713	+		=	1.030
5.	887	+		=	1.094
6.	969	+		=	1.267
7.	900	+		=	1.699
8.	984	+		=	1.960
9.	760	+		=	1.470
10.	903	+		=	1.548

Oefening 2
1.	435	+		=	673
2.	668	+		=	1.140
3.	927	+		=	1.633
4.	657	+		=	974
5.	990	+		=	1.806
6.	460	+		=	741
7.	1.000	+		=	1.935
8.	622	+		=	1.038
9.	945	+		=	1.636
10.	481	+		=	698

Oefening 3
1.	905	+		=	1.410
2.	905	+		=	1.231
3.	977	+		=	1.917
4.	753	+		=	1.162
5.	342	+		=	595
6.	723	+		=	1.330
7.	584	+		=	876
8.	433	+		=	709
9.	812	+		=	1.127
10.	376	+		=	659

Oefening 4
1.	533	+		=	814
2.	519	+		=	996
3.	826	+		=	1.059
4.	819	+		=	1.529
5.	968	+		=	1.656
6.	631	+		=	874
7.	377	+		=	654
8.	808	+		=	1.303
9.	728	+		=	1.194
10.	816	+		=	1.477

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	915	+	691	=	1.606
2.	705	+	538	=	1.243
3.	787	+	731	=	1.518
4.	713	+	317	=	1.030
5.	887	+	207	=	1.094
6.	969	+	298	=	1.267
7.	900	+	799	=	1.699
8.	984	+	976	=	1.960
9.	760	+	710	=	1.470
10.	903	+	645	=	1.548

Oefening 2
1.	435	+	238	=	673
2.	668	+	472	=	1.140
3.	927	+	706	=	1.633
4.	657	+	317	=	974
5.	990	+	816	=	1.806
6.	460	+	281	=	741
7.	1.000	+	935	=	1.935
8.	622	+	416	=	1.038
9.	945	+	691	=	1.636
10.	481	+	217	=	698

Oefening 3
1.	905	+	505	=	1.410
2.	905	+	326	=	1.231
3.	977	+	940	=	1.917
4.	753	+	409	=	1.162
5.	342	+	253	=	595
6.	723	+	607	=	1.330
7.	584	+	292	=	876
8.	433	+	276	=	709
9.	812	+	315	=	1.127
10.	376	+	283	=	659

Oefening 4
1.	533	+	281	=	814
2.	519	+	477	=	996
3.	826	+	233	=	1.059
4.	819	+	710	=	1.529
5.	968	+	688	=	1.656
6.	631	+	243	=	874
7.	377	+	277	=	654
8.	808	+	495	=	1.303
9.	728	+	466	=	1.194
10.	816	+	661	=	1.477