Welk getal ontbreekt t/m 2.000?

Optellen

Oefening 1
1.	875	+		=	1.388
2.	745	+		=	1.250
3.	960	+		=	1.721
4.	753	+		=	976
5.	448	+		=	806
6.	557	+		=	1.084
7.	924	+		=	1.201
8.	438	+		=	677
9.	648	+		=	960
10.	895	+		=	1.224

Oefening 2
1.	889	+		=	1.385
2.	969	+		=	1.269
3.	739	+		=	1.373
4.	788	+		=	1.574
5.	836	+		=	1.225
6.	966	+		=	1.263
7.	670	+		=	960
8.	715	+		=	1.158
9.	403	+		=	740
10.	915	+		=	1.411

Oefening 3
1.	523	+		=	940
2.	673	+		=	957
3.	901	+		=	1.426
4.	875	+		=	1.199
5.	798	+		=	1.311
6.	700	+		=	1.132
7.	820	+		=	1.433
8.	428	+		=	813
9.	798	+		=	1.145
10.	438	+		=	838

Oefening 4
1.	901	+		=	1.296
2.	590	+		=	970
3.	848	+		=	1.137
4.	798	+		=	1.162
5.	804	+		=	1.356
6.	975	+		=	1.480
7.	674	+		=	1.267
8.	788	+		=	1.414
9.	892	+		=	1.684
10.	947	+		=	1.681

Welk getal ontbreekt t/m 2.000?
| ANTWOORDEN

Optellen

Oefening 1
1.	875	+	513	=	1.388
2.	745	+	505	=	1.250
3.	960	+	761	=	1.721
4.	753	+	223	=	976
5.	448	+	358	=	806
6.	557	+	527	=	1.084
7.	924	+	277	=	1.201
8.	438	+	239	=	677
9.	648	+	312	=	960
10.	895	+	329	=	1.224

Oefening 2
1.	889	+	496	=	1.385
2.	969	+	300	=	1.269
3.	739	+	634	=	1.373
4.	788	+	786	=	1.574
5.	836	+	389	=	1.225
6.	966	+	297	=	1.263
7.	670	+	290	=	960
8.	715	+	443	=	1.158
9.	403	+	337	=	740
10.	915	+	496	=	1.411

Oefening 3
1.	523	+	417	=	940
2.	673	+	284	=	957
3.	901	+	525	=	1.426
4.	875	+	324	=	1.199
5.	798	+	513	=	1.311
6.	700	+	432	=	1.132
7.	820	+	613	=	1.433
8.	428	+	385	=	813
9.	798	+	347	=	1.145
10.	438	+	400	=	838

Oefening 4
1.	901	+	395	=	1.296
2.	590	+	380	=	970
3.	848	+	289	=	1.137
4.	798	+	364	=	1.162
5.	804	+	552	=	1.356
6.	975	+	505	=	1.480
7.	674	+	593	=	1.267
8.	788	+	626	=	1.414
9.	892	+	792	=	1.684
10.	947	+	734	=	1.681