Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	962	+		=	1.797
2.	564	+		=	870
3.	458	+		=	789
4.	623	+		=	1.004
5.	561	+		=	781
6.	753	+		=	1.449
7.	974	+		=	1.470
8.	697	+		=	922
9.	849	+		=	1.470
10.	880	+		=	1.580

Oefening 2
1.	972	+		=	1.293
2.	372	+		=	728
3.	603	+		=	1.139
4.	898	+		=	1.767
5.	710	+		=	1.122
6.	830	+		=	1.074
7.	795	+		=	1.566
8.	702	+		=	1.160
9.	949	+		=	1.835
10.	714	+		=	1.415

Oefening 3
1.	910	+		=	1.615
2.	560	+		=	917
3.	628	+		=	1.176
4.	861	+		=	1.694
5.	956	+		=	1.308
6.	601	+		=	944
7.	487	+		=	781
8.	653	+		=	937
9.	929	+		=	1.185
10.	771	+		=	1.028

Oefening 4
1.	675	+		=	1.087
2.	835	+		=	1.405
3.	734	+		=	1.321
4.	288	+		=	524
5.	877	+		=	1.287
6.	966	+		=	1.592
7.	754	+		=	1.021
8.	889	+		=	1.721
9.	827	+		=	1.353
10.	802	+		=	1.162

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	962	+	835	=	1.797
2.	564	+	306	=	870
3.	458	+	331	=	789
4.	623	+	381	=	1.004
5.	561	+	220	=	781
6.	753	+	696	=	1.449
7.	974	+	496	=	1.470
8.	697	+	225	=	922
9.	849	+	621	=	1.470
10.	880	+	700	=	1.580

Oefening 2
1.	972	+	321	=	1.293
2.	372	+	356	=	728
3.	603	+	536	=	1.139
4.	898	+	869	=	1.767
5.	710	+	412	=	1.122
6.	830	+	244	=	1.074
7.	795	+	771	=	1.566
8.	702	+	458	=	1.160
9.	949	+	886	=	1.835
10.	714	+	701	=	1.415

Oefening 3
1.	910	+	705	=	1.615
2.	560	+	357	=	917
3.	628	+	548	=	1.176
4.	861	+	833	=	1.694
5.	956	+	352	=	1.308
6.	601	+	343	=	944
7.	487	+	294	=	781
8.	653	+	284	=	937
9.	929	+	256	=	1.185
10.	771	+	257	=	1.028

Oefening 4
1.	675	+	412	=	1.087
2.	835	+	570	=	1.405
3.	734	+	587	=	1.321
4.	288	+	236	=	524
5.	877	+	410	=	1.287
6.	966	+	626	=	1.592
7.	754	+	267	=	1.021
8.	889	+	832	=	1.721
9.	827	+	526	=	1.353
10.	802	+	360	=	1.162