Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	665	+		=	1.298
2.	894	+		=	1.481
3.	614	+		=	1.170
4.	866	+		=	1.294
5.	834	+		=	1.419
6.	943	+		=	1.178
7.	771	+		=	1.404
8.	572	+		=	1.138
9.	748	+		=	1.113
10.	750	+		=	1.452

Oefening 2
1.	529	+		=	880
2.	661	+		=	1.221
3.	567	+		=	860
4.	668	+		=	1.000
5.	667	+		=	1.161
6.	594	+		=	1.041
7.	932	+		=	1.578
8.	664	+		=	921
9.	366	+		=	657
10.	883	+		=	1.641

Oefening 3
1.	836	+		=	1.404
2.	859	+		=	1.647
3.	271	+		=	517
4.	688	+		=	899
5.	825	+		=	1.397
6.	509	+		=	823
7.	782	+		=	1.017
8.	918	+		=	1.623
9.	887	+		=	1.260
10.	926	+		=	1.330

Oefening 4
1.	555	+		=	869
2.	788	+		=	1.509
3.	690	+		=	903
4.	969	+		=	1.179
5.	977	+		=	1.313
6.	831	+		=	1.491
7.	943	+		=	1.245
8.	525	+		=	750
9.	969	+		=	1.852
10.	789	+		=	1.251

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	665	+	633	=	1.298
2.	894	+	587	=	1.481
3.	614	+	556	=	1.170
4.	866	+	428	=	1.294
5.	834	+	585	=	1.419
6.	943	+	235	=	1.178
7.	771	+	633	=	1.404
8.	572	+	566	=	1.138
9.	748	+	365	=	1.113
10.	750	+	702	=	1.452

Oefening 2
1.	529	+	351	=	880
2.	661	+	560	=	1.221
3.	567	+	293	=	860
4.	668	+	332	=	1.000
5.	667	+	494	=	1.161
6.	594	+	447	=	1.041
7.	932	+	646	=	1.578
8.	664	+	257	=	921
9.	366	+	291	=	657
10.	883	+	758	=	1.641

Oefening 3
1.	836	+	568	=	1.404
2.	859	+	788	=	1.647
3.	271	+	246	=	517
4.	688	+	211	=	899
5.	825	+	572	=	1.397
6.	509	+	314	=	823
7.	782	+	235	=	1.017
8.	918	+	705	=	1.623
9.	887	+	373	=	1.260
10.	926	+	404	=	1.330

Oefening 4
1.	555	+	314	=	869
2.	788	+	721	=	1.509
3.	690	+	213	=	903
4.	969	+	210	=	1.179
5.	977	+	336	=	1.313
6.	831	+	660	=	1.491
7.	943	+	302	=	1.245
8.	525	+	225	=	750
9.	969	+	883	=	1.852
10.	789	+	462	=	1.251