Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	836	+		=	1.606
2.	735	+		=	1.123
3.	608	+		=	1.065
4.	438	+		=	723
5.	766	+		=	1.518
6.	907	+		=	1.230
7.	711	+		=	974
8.	856	+		=	1.100
9.	888	+		=	1.148
10.	633	+		=	1.124

Oefening 2
1.	950	+		=	1.250
2.	439	+		=	691
3.	497	+		=	975
4.	694	+		=	905
5.	415	+		=	816
6.	585	+		=	854
7.	777	+		=	1.157
8.	609	+		=	1.009
9.	825	+		=	1.477
10.	733	+		=	1.233

Oefening 3
1.	991	+		=	1.217
2.	439	+		=	765
3.	635	+		=	837
4.	924	+		=	1.532
5.	356	+		=	710
6.	824	+		=	1.326
7.	896	+		=	1.691
8.	749	+		=	1.438
9.	416	+		=	685
10.	796	+		=	1.083

Oefening 4
1.	861	+		=	1.715
2.	698	+		=	910
3.	803	+		=	1.333
4.	953	+		=	1.659
5.	433	+		=	757
6.	822	+		=	1.418
7.	648	+		=	1.064
8.	964	+		=	1.557
9.	359	+		=	566
10.	772	+		=	1.255

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	836	+	770	=	1.606
2.	735	+	388	=	1.123
3.	608	+	457	=	1.065
4.	438	+	285	=	723
5.	766	+	752	=	1.518
6.	907	+	323	=	1.230
7.	711	+	263	=	974
8.	856	+	244	=	1.100
9.	888	+	260	=	1.148
10.	633	+	491	=	1.124

Oefening 2
1.	950	+	300	=	1.250
2.	439	+	252	=	691
3.	497	+	478	=	975
4.	694	+	211	=	905
5.	415	+	401	=	816
6.	585	+	269	=	854
7.	777	+	380	=	1.157
8.	609	+	400	=	1.009
9.	825	+	652	=	1.477
10.	733	+	500	=	1.233

Oefening 3
1.	991	+	226	=	1.217
2.	439	+	326	=	765
3.	635	+	202	=	837
4.	924	+	608	=	1.532
5.	356	+	354	=	710
6.	824	+	502	=	1.326
7.	896	+	795	=	1.691
8.	749	+	689	=	1.438
9.	416	+	269	=	685
10.	796	+	287	=	1.083

Oefening 4
1.	861	+	854	=	1.715
2.	698	+	212	=	910
3.	803	+	530	=	1.333
4.	953	+	706	=	1.659
5.	433	+	324	=	757
6.	822	+	596	=	1.418
7.	648	+	416	=	1.064
8.	964	+	593	=	1.557
9.	359	+	207	=	566
10.	772	+	483	=	1.255