Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	758	+		=	1.107
2.	916	+		=	1.174
3.	529	+		=	745
4.	983	+		=	1.251
5.	947	+		=	1.369
6.	948	+		=	1.551
7.	516	+		=	809
8.	930	+		=	1.838
9.	844	+		=	1.263
10.	899	+		=	1.419

Oefening 2
1.	482	+		=	817
2.	464	+		=	883
3.	957	+		=	1.450
4.	661	+		=	1.144
5.	672	+		=	1.144
6.	897	+		=	1.331
7.	563	+		=	795
8.	394	+		=	643
9.	694	+		=	902
10.	723	+		=	1.099

Oefening 3
1.	918	+		=	1.707
2.	699	+		=	1.076
3.	779	+		=	1.539
4.	393	+		=	763
5.	942	+		=	1.726
6.	758	+		=	991
7.	979	+		=	1.193
8.	655	+		=	1.095
9.	860	+		=	1.119
10.	785	+		=	1.157

Oefening 4
1.	990	+		=	1.697
2.	990	+		=	1.847
3.	832	+		=	1.304
4.	380	+		=	695
5.	484	+		=	733
6.	735	+		=	1.255
7.	726	+		=	1.428
8.	956	+		=	1.783
9.	888	+		=	1.541
10.	422	+		=	766

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	758	+	349	=	1.107
2.	916	+	258	=	1.174
3.	529	+	216	=	745
4.	983	+	268	=	1.251
5.	947	+	422	=	1.369
6.	948	+	603	=	1.551
7.	516	+	293	=	809
8.	930	+	908	=	1.838
9.	844	+	419	=	1.263
10.	899	+	520	=	1.419

Oefening 2
1.	482	+	335	=	817
2.	464	+	419	=	883
3.	957	+	493	=	1.450
4.	661	+	483	=	1.144
5.	672	+	472	=	1.144
6.	897	+	434	=	1.331
7.	563	+	232	=	795
8.	394	+	249	=	643
9.	694	+	208	=	902
10.	723	+	376	=	1.099

Oefening 3
1.	918	+	789	=	1.707
2.	699	+	377	=	1.076
3.	779	+	760	=	1.539
4.	393	+	370	=	763
5.	942	+	784	=	1.726
6.	758	+	233	=	991
7.	979	+	214	=	1.193
8.	655	+	440	=	1.095
9.	860	+	259	=	1.119
10.	785	+	372	=	1.157

Oefening 4
1.	990	+	707	=	1.697
2.	990	+	857	=	1.847
3.	832	+	472	=	1.304
4.	380	+	315	=	695
5.	484	+	249	=	733
6.	735	+	520	=	1.255
7.	726	+	702	=	1.428
8.	956	+	827	=	1.783
9.	888	+	653	=	1.541
10.	422	+	344	=	766