Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	843	+		=	1.116
2.	999	+		=	1.989
3.	610	+		=	1.211
4.	687	+		=	1.254
5.	423	+		=	726
6.	797	+		=	1.481
7.	966	+		=	1.528
8.	616	+		=	1.002
9.	795	+		=	1.061
10.	724	+		=	1.068

Oefening 2
1.	874	+		=	1.518
2.	811	+		=	1.569
3.	540	+		=	878
4.	648	+		=	1.148
5.	861	+		=	1.590
6.	843	+		=	1.111
7.	860	+		=	1.447
8.	348	+		=	620
9.	891	+		=	1.351
10.	520	+		=	928

Oefening 3
1.	916	+		=	1.699
2.	926	+		=	1.571
3.	833	+		=	1.481
4.	700	+		=	1.120
5.	658	+		=	1.234
6.	755	+		=	1.465
7.	953	+		=	1.872
8.	956	+		=	1.589
9.	704	+		=	1.133
10.	530	+		=	962

Oefening 4
1.	854	+		=	1.583
2.	590	+		=	1.084
3.	451	+		=	732
4.	534	+		=	985
5.	658	+		=	1.189
6.	914	+		=	1.575
7.	914	+		=	1.693
8.	818	+		=	1.519
9.	654	+		=	1.149
10.	879	+		=	1.650

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	843	+	273	=	1.116
2.	999	+	990	=	1.989
3.	610	+	601	=	1.211
4.	687	+	567	=	1.254
5.	423	+	303	=	726
6.	797	+	684	=	1.481
7.	966	+	562	=	1.528
8.	616	+	386	=	1.002
9.	795	+	266	=	1.061
10.	724	+	344	=	1.068

Oefening 2
1.	874	+	644	=	1.518
2.	811	+	758	=	1.569
3.	540	+	338	=	878
4.	648	+	500	=	1.148
5.	861	+	729	=	1.590
6.	843	+	268	=	1.111
7.	860	+	587	=	1.447
8.	348	+	272	=	620
9.	891	+	460	=	1.351
10.	520	+	408	=	928

Oefening 3
1.	916	+	783	=	1.699
2.	926	+	645	=	1.571
3.	833	+	648	=	1.481
4.	700	+	420	=	1.120
5.	658	+	576	=	1.234
6.	755	+	710	=	1.465
7.	953	+	919	=	1.872
8.	956	+	633	=	1.589
9.	704	+	429	=	1.133
10.	530	+	432	=	962

Oefening 4
1.	854	+	729	=	1.583
2.	590	+	494	=	1.084
3.	451	+	281	=	732
4.	534	+	451	=	985
5.	658	+	531	=	1.189
6.	914	+	661	=	1.575
7.	914	+	779	=	1.693
8.	818	+	701	=	1.519
9.	654	+	495	=	1.149
10.	879	+	771	=	1.650