Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	770	+		=	1.406
2.	802	+		=	1.351
3.	533	+		=	741
4.	554	+		=	1.040
5.	316	+		=	613
6.	928	+		=	1.823
7.	715	+		=	1.106
8.	801	+		=	1.348
9.	859	+		=	1.145
10.	925	+		=	1.427

Oefening 2
1.	954	+		=	1.237
2.	876	+		=	1.649
3.	982	+		=	1.527
4.	1.000	+		=	1.536
5.	900	+		=	1.105
6.	767	+		=	1.523
7.	939	+		=	1.271
8.	815	+		=	1.398
9.	898	+		=	1.755
10.	868	+		=	1.337

Oefening 3
1.	840	+		=	1.237
2.	633	+		=	1.019
3.	714	+		=	1.101
4.	290	+		=	491
5.	426	+		=	684
6.	646	+		=	871
7.	784	+		=	1.485
8.	984	+		=	1.561
9.	436	+		=	684
10.	774	+		=	1.419

Oefening 4
1.	716	+		=	1.351
2.	995	+		=	1.436
3.	504	+		=	854
4.	950	+		=	1.566
5.	960	+		=	1.338
6.	999	+		=	1.770
7.	515	+		=	740
8.	273	+		=	506
9.	671	+		=	1.123
10.	521	+		=	975

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	770	+	636	=	1.406
2.	802	+	549	=	1.351
3.	533	+	208	=	741
4.	554	+	486	=	1.040
5.	316	+	297	=	613
6.	928	+	895	=	1.823
7.	715	+	391	=	1.106
8.	801	+	547	=	1.348
9.	859	+	286	=	1.145
10.	925	+	502	=	1.427

Oefening 2
1.	954	+	283	=	1.237
2.	876	+	773	=	1.649
3.	982	+	545	=	1.527
4.	1.000	+	536	=	1.536
5.	900	+	205	=	1.105
6.	767	+	756	=	1.523
7.	939	+	332	=	1.271
8.	815	+	583	=	1.398
9.	898	+	857	=	1.755
10.	868	+	469	=	1.337

Oefening 3
1.	840	+	397	=	1.237
2.	633	+	386	=	1.019
3.	714	+	387	=	1.101
4.	290	+	201	=	491
5.	426	+	258	=	684
6.	646	+	225	=	871
7.	784	+	701	=	1.485
8.	984	+	577	=	1.561
9.	436	+	248	=	684
10.	774	+	645	=	1.419

Oefening 4
1.	716	+	635	=	1.351
2.	995	+	441	=	1.436
3.	504	+	350	=	854
4.	950	+	616	=	1.566
5.	960	+	378	=	1.338
6.	999	+	771	=	1.770
7.	515	+	225	=	740
8.	273	+	233	=	506
9.	671	+	452	=	1.123
10.	521	+	454	=	975