Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	813	+		=	1.100
2.	926	+		=	1.517
3.	830	+		=	1.417
4.	764	+		=	1.157
5.	951	+		=	1.769
6.	640	+		=	1.097
7.	941	+		=	1.300
8.	816	+		=	1.231
9.	649	+		=	1.048
10.	466	+		=	882

Oefening 2
1.	921	+		=	1.339
2.	423	+		=	686
3.	994	+		=	1.935
4.	815	+		=	1.185
5.	911	+		=	1.801
6.	739	+		=	1.294
7.	982	+		=	1.945
8.	951	+		=	1.711
9.	727	+		=	1.052
10.	635	+		=	1.001

Oefening 3
1.	579	+		=	1.087
2.	829	+		=	1.127
3.	412	+		=	725
4.	997	+		=	1.388
5.	439	+		=	862
6.	842	+		=	1.452
7.	652	+		=	1.238
8.	941	+		=	1.669
9.	990	+		=	1.801
10.	917	+		=	1.600

Oefening 4
1.	860	+		=	1.321
2.	906	+		=	1.381
3.	897	+		=	1.708
4.	736	+		=	974
5.	553	+		=	929
6.	949	+		=	1.253
7.	494	+		=	699
8.	640	+		=	1.261
9.	500	+		=	929
10.	501	+		=	850

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	813	+	287	=	1.100
2.	926	+	591	=	1.517
3.	830	+	587	=	1.417
4.	764	+	393	=	1.157
5.	951	+	818	=	1.769
6.	640	+	457	=	1.097
7.	941	+	359	=	1.300
8.	816	+	415	=	1.231
9.	649	+	399	=	1.048
10.	466	+	416	=	882

Oefening 2
1.	921	+	418	=	1.339
2.	423	+	263	=	686
3.	994	+	941	=	1.935
4.	815	+	370	=	1.185
5.	911	+	890	=	1.801
6.	739	+	555	=	1.294
7.	982	+	963	=	1.945
8.	951	+	760	=	1.711
9.	727	+	325	=	1.052
10.	635	+	366	=	1.001

Oefening 3
1.	579	+	508	=	1.087
2.	829	+	298	=	1.127
3.	412	+	313	=	725
4.	997	+	391	=	1.388
5.	439	+	423	=	862
6.	842	+	610	=	1.452
7.	652	+	586	=	1.238
8.	941	+	728	=	1.669
9.	990	+	811	=	1.801
10.	917	+	683	=	1.600

Oefening 4
1.	860	+	461	=	1.321
2.	906	+	475	=	1.381
3.	897	+	811	=	1.708
4.	736	+	238	=	974
5.	553	+	376	=	929
6.	949	+	304	=	1.253
7.	494	+	205	=	699
8.	640	+	621	=	1.261
9.	500	+	429	=	929
10.	501	+	349	=	850