Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	775	+		=	1.513
2.	967	+		=	1.853
3.	518	+		=	958
4.	830	+		=	1.407
5.	998	+		=	1.798
6.	844	+		=	1.191
7.	375	+		=	644
8.	760	+		=	1.258
9.	921	+		=	1.230
10.	951	+		=	1.542

Oefening 2
1.	457	+		=	827
2.	572	+		=	1.009
3.	705	+		=	1.128
4.	759	+		=	1.517
5.	866	+		=	1.566
6.	741	+		=	941
7.	945	+		=	1.364
8.	816	+		=	1.111
9.	559	+		=	986
10.	840	+		=	1.556

Oefening 3
1.	574	+		=	1.077
2.	936	+		=	1.437
3.	924	+		=	1.786
4.	379	+		=	667
5.	509	+		=	903
6.	389	+		=	684
7.	856	+		=	1.366
8.	308	+		=	567
9.	610	+		=	1.162
10.	500	+		=	832

Oefening 4
1.	956	+		=	1.272
2.	560	+		=	1.042
3.	629	+		=	1.067
4.	715	+		=	1.373
5.	606	+		=	1.170
6.	428	+		=	692
7.	623	+		=	851
8.	630	+		=	887
9.	824	+		=	1.188
10.	604	+		=	1.108

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	775	+	738	=	1.513
2.	967	+	886	=	1.853
3.	518	+	440	=	958
4.	830	+	577	=	1.407
5.	998	+	800	=	1.798
6.	844	+	347	=	1.191
7.	375	+	269	=	644
8.	760	+	498	=	1.258
9.	921	+	309	=	1.230
10.	951	+	591	=	1.542

Oefening 2
1.	457	+	370	=	827
2.	572	+	437	=	1.009
3.	705	+	423	=	1.128
4.	759	+	758	=	1.517
5.	866	+	700	=	1.566
6.	741	+	200	=	941
7.	945	+	419	=	1.364
8.	816	+	295	=	1.111
9.	559	+	427	=	986
10.	840	+	716	=	1.556

Oefening 3
1.	574	+	503	=	1.077
2.	936	+	501	=	1.437
3.	924	+	862	=	1.786
4.	379	+	288	=	667
5.	509	+	394	=	903
6.	389	+	295	=	684
7.	856	+	510	=	1.366
8.	308	+	259	=	567
9.	610	+	552	=	1.162
10.	500	+	332	=	832

Oefening 4
1.	956	+	316	=	1.272
2.	560	+	482	=	1.042
3.	629	+	438	=	1.067
4.	715	+	658	=	1.373
5.	606	+	564	=	1.170
6.	428	+	264	=	692
7.	623	+	228	=	851
8.	630	+	257	=	887
9.	824	+	364	=	1.188
10.	604	+	504	=	1.108