Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	646	+		=	1.043
2.	738	+		=	1.352
3.	899	+		=	1.553
4.	990	+		=	1.334
5.	797	+		=	1.327
6.	621	+		=	893
7.	783	+		=	987
8.	742	+		=	1.469
9.	833	+		=	1.033
10.	804	+		=	1.499

Oefening 2
1.	667	+		=	1.297
2.	945	+		=	1.320
3.	465	+		=	828
4.	674	+		=	1.024
5.	501	+		=	955
6.	515	+		=	848
7.	1.000	+		=	1.536
8.	549	+		=	860
9.	996	+		=	1.552
10.	992	+		=	1.893

Oefening 3
1.	840	+		=	1.136
2.	931	+		=	1.586
3.	829	+		=	1.635
4.	670	+		=	1.033
5.	947	+		=	1.842
6.	667	+		=	1.111
7.	520	+		=	794
8.	603	+		=	1.163
9.	728	+		=	1.110
10.	776	+		=	1.390

Oefening 4
1.	900	+		=	1.737
2.	977	+		=	1.448
3.	513	+		=	899
4.	627	+		=	1.203
5.	814	+		=	1.391
6.	904	+		=	1.263
7.	959	+		=	1.267
8.	932	+		=	1.794
9.	328	+		=	548
10.	925	+		=	1.313

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	646	+	397	=	1.043
2.	738	+	614	=	1.352
3.	899	+	654	=	1.553
4.	990	+	344	=	1.334
5.	797	+	530	=	1.327
6.	621	+	272	=	893
7.	783	+	204	=	987
8.	742	+	727	=	1.469
9.	833	+	200	=	1.033
10.	804	+	695	=	1.499

Oefening 2
1.	667	+	630	=	1.297
2.	945	+	375	=	1.320
3.	465	+	363	=	828
4.	674	+	350	=	1.024
5.	501	+	454	=	955
6.	515	+	333	=	848
7.	1.000	+	536	=	1.536
8.	549	+	311	=	860
9.	996	+	556	=	1.552
10.	992	+	901	=	1.893

Oefening 3
1.	840	+	296	=	1.136
2.	931	+	655	=	1.586
3.	829	+	806	=	1.635
4.	670	+	363	=	1.033
5.	947	+	895	=	1.842
6.	667	+	444	=	1.111
7.	520	+	274	=	794
8.	603	+	560	=	1.163
9.	728	+	382	=	1.110
10.	776	+	614	=	1.390

Oefening 4
1.	900	+	837	=	1.737
2.	977	+	471	=	1.448
3.	513	+	386	=	899
4.	627	+	576	=	1.203
5.	814	+	577	=	1.391
6.	904	+	359	=	1.263
7.	959	+	308	=	1.267
8.	932	+	862	=	1.794
9.	328	+	220	=	548
10.	925	+	388	=	1.313