Welk getal ontbreekt t/m 2.000?

Optellen

Oefening 1
1.	560	+		=	930
2.	572	+		=	864
3.	932	+		=	1.433
4.	903	+		=	1.398
5.	871	+		=	1.213
6.	529	+		=	889
7.	954	+		=	1.887
8.	519	+		=	724
9.	929	+		=	1.673
10.	374	+		=	610

Oefening 2
1.	504	+		=	773
2.	642	+		=	1.029
3.	526	+		=	816
4.	636	+		=	918
5.	636	+		=	1.070
6.	570	+		=	832
7.	737	+		=	957
8.	487	+		=	924
9.	936	+		=	1.404
10.	436	+		=	803

Oefening 3
1.	532	+		=	782
2.	881	+		=	1.684
3.	854	+		=	1.152
4.	931	+		=	1.716
5.	717	+		=	1.221
6.	595	+		=	1.060
7.	979	+		=	1.603
8.	914	+		=	1.263
9.	828	+		=	1.373
10.	537	+		=	1.071

Oefening 4
1.	946	+		=	1.755
2.	799	+		=	1.296
3.	739	+		=	1.027
4.	685	+		=	959
5.	982	+		=	1.683
6.	954	+		=	1.566
7.	377	+		=	668
8.	978	+		=	1.644
9.	802	+		=	1.131
10.	724	+		=	1.113

Welk getal ontbreekt t/m 2.000?
| ANTWOORDEN

Optellen

Oefening 1
1.	560	+	370	=	930
2.	572	+	292	=	864
3.	932	+	501	=	1.433
4.	903	+	495	=	1.398
5.	871	+	342	=	1.213
6.	529	+	360	=	889
7.	954	+	933	=	1.887
8.	519	+	205	=	724
9.	929	+	744	=	1.673
10.	374	+	236	=	610

Oefening 2
1.	504	+	269	=	773
2.	642	+	387	=	1.029
3.	526	+	290	=	816
4.	636	+	282	=	918
5.	636	+	434	=	1.070
6.	570	+	262	=	832
7.	737	+	220	=	957
8.	487	+	437	=	924
9.	936	+	468	=	1.404
10.	436	+	367	=	803

Oefening 3
1.	532	+	250	=	782
2.	881	+	803	=	1.684
3.	854	+	298	=	1.152
4.	931	+	785	=	1.716
5.	717	+	504	=	1.221
6.	595	+	465	=	1.060
7.	979	+	624	=	1.603
8.	914	+	349	=	1.263
9.	828	+	545	=	1.373
10.	537	+	534	=	1.071

Oefening 4
1.	946	+	809	=	1.755
2.	799	+	497	=	1.296
3.	739	+	288	=	1.027
4.	685	+	274	=	959
5.	982	+	701	=	1.683
6.	954	+	612	=	1.566
7.	377	+	291	=	668
8.	978	+	666	=	1.644
9.	802	+	329	=	1.131
10.	724	+	389	=	1.113