Welk getal ontbreekt t/m 2.000?

Optellen

Oefening 1
1.	630	+		=	987
2.	851	+		=	1.239
3.	991	+		=	1.212
4.	792	+		=	1.256
5.	794	+		=	1.147
6.	944	+		=	1.168
7.	628	+		=	1.019
8.	980	+		=	1.515
9.	466	+		=	812
10.	293	+		=	517

Oefening 2
1.	891	+		=	1.205
2.	859	+		=	1.591
3.	937	+		=	1.226
4.	297	+		=	505
5.	952	+		=	1.288
6.	933	+		=	1.626
7.	827	+		=	1.400
8.	876	+		=	1.310
9.	979	+		=	1.483
10.	347	+		=	624

Oefening 3
1.	674	+		=	940
2.	254	+		=	467
3.	438	+		=	703
4.	927	+		=	1.613
5.	935	+		=	1.274
6.	512	+		=	852
7.	956	+		=	1.696
8.	450	+		=	771
9.	459	+		=	714
10.	995	+		=	1.305

Oefening 4
1.	509	+		=	881
2.	279	+		=	538
3.	922	+		=	1.490
4.	661	+		=	1.129
5.	653	+		=	988
6.	717	+		=	1.313
7.	219	+		=	438
8.	380	+		=	725
9.	349	+		=	609
10.	878	+		=	1.326

Welk getal ontbreekt t/m 2.000?
| ANTWOORDEN

Optellen

Oefening 1
1.	630	+	357	=	987
2.	851	+	388	=	1.239
3.	991	+	221	=	1.212
4.	792	+	464	=	1.256
5.	794	+	353	=	1.147
6.	944	+	224	=	1.168
7.	628	+	391	=	1.019
8.	980	+	535	=	1.515
9.	466	+	346	=	812
10.	293	+	224	=	517

Oefening 2
1.	891	+	314	=	1.205
2.	859	+	732	=	1.591
3.	937	+	289	=	1.226
4.	297	+	208	=	505
5.	952	+	336	=	1.288
6.	933	+	693	=	1.626
7.	827	+	573	=	1.400
8.	876	+	434	=	1.310
9.	979	+	504	=	1.483
10.	347	+	277	=	624

Oefening 3
1.	674	+	266	=	940
2.	254	+	213	=	467
3.	438	+	265	=	703
4.	927	+	686	=	1.613
5.	935	+	339	=	1.274
6.	512	+	340	=	852
7.	956	+	740	=	1.696
8.	450	+	321	=	771
9.	459	+	255	=	714
10.	995	+	310	=	1.305

Oefening 4
1.	509	+	372	=	881
2.	279	+	259	=	538
3.	922	+	568	=	1.490
4.	661	+	468	=	1.129
5.	653	+	335	=	988
6.	717	+	596	=	1.313
7.	219	+	219	=	438
8.	380	+	345	=	725
9.	349	+	260	=	609
10.	878	+	448	=	1.326