Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	951	+		=	1.613
2.	780	+		=	1.210
3.	962	+		=	1.877
4.	644	+		=	1.030
5.	656	+		=	1.234
6.	971	+		=	1.639
7.	730	+		=	1.385
8.	656	+		=	1.309
9.	912	+		=	1.400
10.	742	+		=	1.286

Oefening 2
1.	751	+		=	1.314
2.	901	+		=	1.263
3.	753	+		=	1.468
4.	936	+		=	1.343
5.	886	+		=	1.457
6.	778	+		=	1.100
7.	864	+		=	1.359
8.	820	+		=	1.627
9.	992	+		=	1.939
10.	705	+		=	1.280

Oefening 3
1.	989	+		=	1.491
2.	592	+		=	1.111
3.	823	+		=	1.597
4.	937	+		=	1.787
5.	839	+		=	1.574
6.	975	+		=	1.405
7.	737	+		=	1.255
8.	805	+		=	1.146
9.	932	+		=	1.657
10.	810	+		=	1.142

Oefening 4
1.	335	+		=	535
2.	521	+		=	981
3.	792	+		=	1.270
4.	486	+		=	940
5.	852	+		=	1.315
6.	839	+		=	1.450
7.	574	+		=	993
8.	636	+		=	946
9.	793	+		=	1.050
10.	770	+		=	1.439

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	951	+	662	=	1.613
2.	780	+	430	=	1.210
3.	962	+	915	=	1.877
4.	644	+	386	=	1.030
5.	656	+	578	=	1.234
6.	971	+	668	=	1.639
7.	730	+	655	=	1.385
8.	656	+	653	=	1.309
9.	912	+	488	=	1.400
10.	742	+	544	=	1.286

Oefening 2
1.	751	+	563	=	1.314
2.	901	+	362	=	1.263
3.	753	+	715	=	1.468
4.	936	+	407	=	1.343
5.	886	+	571	=	1.457
6.	778	+	322	=	1.100
7.	864	+	495	=	1.359
8.	820	+	807	=	1.627
9.	992	+	947	=	1.939
10.	705	+	575	=	1.280

Oefening 3
1.	989	+	502	=	1.491
2.	592	+	519	=	1.111
3.	823	+	774	=	1.597
4.	937	+	850	=	1.787
5.	839	+	735	=	1.574
6.	975	+	430	=	1.405
7.	737	+	518	=	1.255
8.	805	+	341	=	1.146
9.	932	+	725	=	1.657
10.	810	+	332	=	1.142

Oefening 4
1.	335	+	200	=	535
2.	521	+	460	=	981
3.	792	+	478	=	1.270
4.	486	+	454	=	940
5.	852	+	463	=	1.315
6.	839	+	611	=	1.450
7.	574	+	419	=	993
8.	636	+	310	=	946
9.	793	+	257	=	1.050
10.	770	+	669	=	1.439