Welk getal ontbreekt t/m 2.000?

Optellen

Oefening 1
1.	871	+		=	1.644
2.	826	+		=	1.334
3.	746	+		=	971
4.	824	+		=	1.224
5.	949	+		=	1.633
6.	803	+		=	1.058
7.	845	+		=	1.369
8.	535	+		=	940
9.	625	+		=	1.210
10.	916	+		=	1.189

Oefening 2
1.	971	+		=	1.618
2.	980	+		=	1.449
3.	651	+		=	1.040
4.	293	+		=	572
5.	751	+		=	1.341
6.	548	+		=	905
7.	464	+		=	772
8.	385	+		=	665
9.	423	+		=	760
10.	323	+		=	596

Oefening 3
1.	832	+		=	1.482
2.	980	+		=	1.882
3.	941	+		=	1.351
4.	628	+		=	1.153
5.	854	+		=	1.404
6.	998	+		=	1.535
7.	1.000	+		=	1.787
8.	605	+		=	1.030
9.	963	+		=	1.574
10.	956	+		=	1.502

Oefening 4
1.	714	+		=	1.416
2.	552	+		=	828
3.	947	+		=	1.713
4.	944	+		=	1.203
5.	847	+		=	1.395
6.	562	+		=	993
7.	473	+		=	754
8.	761	+		=	1.149
9.	870	+		=	1.705
10.	549	+		=	963

Welk getal ontbreekt t/m 2.000?
| ANTWOORDEN

Optellen

Oefening 1
1.	871	+	773	=	1.644
2.	826	+	508	=	1.334
3.	746	+	225	=	971
4.	824	+	400	=	1.224
5.	949	+	684	=	1.633
6.	803	+	255	=	1.058
7.	845	+	524	=	1.369
8.	535	+	405	=	940
9.	625	+	585	=	1.210
10.	916	+	273	=	1.189

Oefening 2
1.	971	+	647	=	1.618
2.	980	+	469	=	1.449
3.	651	+	389	=	1.040
4.	293	+	279	=	572
5.	751	+	590	=	1.341
6.	548	+	357	=	905
7.	464	+	308	=	772
8.	385	+	280	=	665
9.	423	+	337	=	760
10.	323	+	273	=	596

Oefening 3
1.	832	+	650	=	1.482
2.	980	+	902	=	1.882
3.	941	+	410	=	1.351
4.	628	+	525	=	1.153
5.	854	+	550	=	1.404
6.	998	+	537	=	1.535
7.	1.000	+	787	=	1.787
8.	605	+	425	=	1.030
9.	963	+	611	=	1.574
10.	956	+	546	=	1.502

Oefening 4
1.	714	+	702	=	1.416
2.	552	+	276	=	828
3.	947	+	766	=	1.713
4.	944	+	259	=	1.203
5.	847	+	548	=	1.395
6.	562	+	431	=	993
7.	473	+	281	=	754
8.	761	+	388	=	1.149
9.	870	+	835	=	1.705
10.	549	+	414	=	963