Welk getal ontbreekt t/m 2.000?

Optellen

Oefening 1
1.	688	+		=	1.342
2.	794	+		=	1.473
3.	796	+		=	1.210
4.	695	+		=	1.300
5.	596	+		=	837
6.	509	+		=	797
7.	276	+		=	486
8.	644	+		=	1.072
9.	304	+		=	577
10.	460	+		=	811

Oefening 2
1.	902	+		=	1.727
2.	916	+		=	1.503
3.	794	+		=	1.260
4.	535	+		=	839
5.	930	+		=	1.272
6.	383	+		=	741
7.	982	+		=	1.460
8.	649	+		=	999
9.	920	+		=	1.794
10.	288	+		=	515

Oefening 3
1.	873	+		=	1.656
2.	766	+		=	1.311
3.	954	+		=	1.639
4.	524	+		=	772
5.	614	+		=	986
6.	809	+		=	1.525
7.	766	+		=	1.331
8.	777	+		=	1.106
9.	492	+		=	870
10.	594	+		=	1.089

Oefening 4
1.	512	+		=	1.024
2.	589	+		=	941
3.	804	+		=	1.508
4.	382	+		=	712
5.	785	+		=	1.329
6.	988	+		=	1.378
7.	798	+		=	1.267
8.	638	+		=	1.191
9.	950	+		=	1.713
10.	604	+		=	1.026

Welk getal ontbreekt t/m 2.000?
| ANTWOORDEN

Optellen

Oefening 1
1.	688	+	654	=	1.342
2.	794	+	679	=	1.473
3.	796	+	414	=	1.210
4.	695	+	605	=	1.300
5.	596	+	241	=	837
6.	509	+	288	=	797
7.	276	+	210	=	486
8.	644	+	428	=	1.072
9.	304	+	273	=	577
10.	460	+	351	=	811

Oefening 2
1.	902	+	825	=	1.727
2.	916	+	587	=	1.503
3.	794	+	466	=	1.260
4.	535	+	304	=	839
5.	930	+	342	=	1.272
6.	383	+	358	=	741
7.	982	+	478	=	1.460
8.	649	+	350	=	999
9.	920	+	874	=	1.794
10.	288	+	227	=	515

Oefening 3
1.	873	+	783	=	1.656
2.	766	+	545	=	1.311
3.	954	+	685	=	1.639
4.	524	+	248	=	772
5.	614	+	372	=	986
6.	809	+	716	=	1.525
7.	766	+	565	=	1.331
8.	777	+	329	=	1.106
9.	492	+	378	=	870
10.	594	+	495	=	1.089

Oefening 4
1.	512	+	512	=	1.024
2.	589	+	352	=	941
3.	804	+	704	=	1.508
4.	382	+	330	=	712
5.	785	+	544	=	1.329
6.	988	+	390	=	1.378
7.	798	+	469	=	1.267
8.	638	+	553	=	1.191
9.	950	+	763	=	1.713
10.	604	+	422	=	1.026