Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	920	+		=	1.738
2.	563	+		=	1.047
3.	777	+		=	1.550
4.	877	+		=	1.452
5.	470	+		=	671
6.	362	+		=	569
7.	889	+		=	1.630
8.	862	+		=	1.640
9.	676	+		=	1.263
10.	930	+		=	1.793

Oefening 2
1.	401	+		=	770
2.	891	+		=	1.683
3.	689	+		=	980
4.	460	+		=	690
5.	663	+		=	1.073
6.	728	+		=	1.303
7.	567	+		=	1.111
8.	719	+		=	1.224
9.	571	+		=	856
10.	980	+		=	1.599

Oefening 3
1.	626	+		=	918
2.	764	+		=	1.395
3.	974	+		=	1.451
4.	563	+		=	978
5.	474	+		=	918
6.	914	+		=	1.572
7.	972	+		=	1.854
8.	830	+		=	1.576
9.	800	+		=	1.258
10.	795	+		=	1.073

Oefening 4
1.	570	+		=	956
2.	594	+		=	867
3.	747	+		=	1.444
4.	613	+		=	940
5.	827	+		=	1.602
6.	694	+		=	1.060
7.	452	+		=	700
8.	847	+		=	1.409
9.	996	+		=	1.271
10.	663	+		=	915

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	920	+	818	=	1.738
2.	563	+	484	=	1.047
3.	777	+	773	=	1.550
4.	877	+	575	=	1.452
5.	470	+	201	=	671
6.	362	+	207	=	569
7.	889	+	741	=	1.630
8.	862	+	778	=	1.640
9.	676	+	587	=	1.263
10.	930	+	863	=	1.793

Oefening 2
1.	401	+	369	=	770
2.	891	+	792	=	1.683
3.	689	+	291	=	980
4.	460	+	230	=	690
5.	663	+	410	=	1.073
6.	728	+	575	=	1.303
7.	567	+	544	=	1.111
8.	719	+	505	=	1.224
9.	571	+	285	=	856
10.	980	+	619	=	1.599

Oefening 3
1.	626	+	292	=	918
2.	764	+	631	=	1.395
3.	974	+	477	=	1.451
4.	563	+	415	=	978
5.	474	+	444	=	918
6.	914	+	658	=	1.572
7.	972	+	882	=	1.854
8.	830	+	746	=	1.576
9.	800	+	458	=	1.258
10.	795	+	278	=	1.073

Oefening 4
1.	570	+	386	=	956
2.	594	+	273	=	867
3.	747	+	697	=	1.444
4.	613	+	327	=	940
5.	827	+	775	=	1.602
6.	694	+	366	=	1.060
7.	452	+	248	=	700
8.	847	+	562	=	1.409
9.	996	+	275	=	1.271
10.	663	+	252	=	915