Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	565	+		=	1.094
2.	977	+		=	1.274
3.	985	+		=	1.336
4.	343	+		=	625
5.	862	+		=	1.577
6.	637	+		=	1.218
7.	721	+		=	1.077
8.	918	+		=	1.617
9.	436	+		=	856
10.	529	+		=	800

Oefening 2
1.	650	+		=	1.291
2.	523	+		=	723
3.	493	+		=	771
4.	849	+		=	1.220
5.	704	+		=	1.179
6.	753	+		=	1.142
7.	681	+		=	1.104
8.	979	+		=	1.453
9.	734	+		=	1.088
10.	727	+		=	1.017

Oefening 3
1.	895	+		=	1.244
2.	671	+		=	932
3.	747	+		=	1.470
4.	427	+		=	812
5.	608	+		=	1.149
6.	808	+		=	1.184
7.	946	+		=	1.152
8.	568	+		=	829
9.	752	+		=	1.291
10.	923	+		=	1.484

Oefening 4
1.	571	+		=	816
2.	265	+		=	477
3.	970	+		=	1.209
4.	468	+		=	831
5.	734	+		=	1.260
6.	574	+		=	1.027
7.	933	+		=	1.790
8.	480	+		=	725
9.	990	+		=	1.740
10.	449	+		=	667

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	565	+	529	=	1.094
2.	977	+	297	=	1.274
3.	985	+	351	=	1.336
4.	343	+	282	=	625
5.	862	+	715	=	1.577
6.	637	+	581	=	1.218
7.	721	+	356	=	1.077
8.	918	+	699	=	1.617
9.	436	+	420	=	856
10.	529	+	271	=	800

Oefening 2
1.	650	+	641	=	1.291
2.	523	+	200	=	723
3.	493	+	278	=	771
4.	849	+	371	=	1.220
5.	704	+	475	=	1.179
6.	753	+	389	=	1.142
7.	681	+	423	=	1.104
8.	979	+	474	=	1.453
9.	734	+	354	=	1.088
10.	727	+	290	=	1.017

Oefening 3
1.	895	+	349	=	1.244
2.	671	+	261	=	932
3.	747	+	723	=	1.470
4.	427	+	385	=	812
5.	608	+	541	=	1.149
6.	808	+	376	=	1.184
7.	946	+	206	=	1.152
8.	568	+	261	=	829
9.	752	+	539	=	1.291
10.	923	+	561	=	1.484

Oefening 4
1.	571	+	245	=	816
2.	265	+	212	=	477
3.	970	+	239	=	1.209
4.	468	+	363	=	831
5.	734	+	526	=	1.260
6.	574	+	453	=	1.027
7.	933	+	857	=	1.790
8.	480	+	245	=	725
9.	990	+	750	=	1.740
10.	449	+	218	=	667