Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	773	+		=	1.039
2.	959	+		=	1.854
3.	605	+		=	1.153
4.	949	+		=	1.882
5.	290	+		=	567
6.	869	+		=	1.490
7.	880	+		=	1.690
8.	671	+		=	1.287
9.	696	+		=	931
10.	650	+		=	916

Oefening 2
1.	222	+		=	429
2.	995	+		=	1.629
3.	855	+		=	1.172
4.	787	+		=	1.526
5.	867	+		=	1.503
6.	870	+		=	1.164
7.	694	+		=	1.297
8.	958	+		=	1.260
9.	921	+		=	1.798
10.	991	+		=	1.199

Oefening 3
1.	385	+		=	726
2.	791	+		=	1.425
3.	670	+		=	1.121
4.	861	+		=	1.536
5.	760	+		=	1.053
6.	710	+		=	1.345
7.	871	+		=	1.548
8.	714	+		=	1.214
9.	400	+		=	791
10.	583	+		=	1.116

Oefening 4
1.	938	+		=	1.272
2.	921	+		=	1.202
3.	918	+		=	1.660
4.	625	+		=	948
5.	996	+		=	1.866
6.	676	+		=	1.181
7.	644	+		=	1.225
8.	231	+		=	457
9.	914	+		=	1.483
10.	591	+		=	1.124

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	773	+	266	=	1.039
2.	959	+	895	=	1.854
3.	605	+	548	=	1.153
4.	949	+	933	=	1.882
5.	290	+	277	=	567
6.	869	+	621	=	1.490
7.	880	+	810	=	1.690
8.	671	+	616	=	1.287
9.	696	+	235	=	931
10.	650	+	266	=	916

Oefening 2
1.	222	+	207	=	429
2.	995	+	634	=	1.629
3.	855	+	317	=	1.172
4.	787	+	739	=	1.526
5.	867	+	636	=	1.503
6.	870	+	294	=	1.164
7.	694	+	603	=	1.297
8.	958	+	302	=	1.260
9.	921	+	877	=	1.798
10.	991	+	208	=	1.199

Oefening 3
1.	385	+	341	=	726
2.	791	+	634	=	1.425
3.	670	+	451	=	1.121
4.	861	+	675	=	1.536
5.	760	+	293	=	1.053
6.	710	+	635	=	1.345
7.	871	+	677	=	1.548
8.	714	+	500	=	1.214
9.	400	+	391	=	791
10.	583	+	533	=	1.116

Oefening 4
1.	938	+	334	=	1.272
2.	921	+	281	=	1.202
3.	918	+	742	=	1.660
4.	625	+	323	=	948
5.	996	+	870	=	1.866
6.	676	+	505	=	1.181
7.	644	+	581	=	1.225
8.	231	+	226	=	457
9.	914	+	569	=	1.483
10.	591	+	533	=	1.124