Welk getal ontbreekt t/m 2.000?

Optellen

Oefening 1
1.	518	+		=	879
2.	820	+		=	1.306
3.	903	+		=	1.437
4.	747	+		=	1.390
5.	591	+		=	952
6.	994	+		=	1.859
7.	843	+		=	1.363
8.	505	+		=	714
9.	940	+		=	1.152
10.	552	+		=	883

Oefening 2
1.	958	+		=	1.505
2.	628	+		=	1.056
3.	796	+		=	1.368
4.	876	+		=	1.750
5.	884	+		=	1.535
6.	659	+		=	1.265
7.	660	+		=	933
8.	638	+		=	1.153
9.	809	+		=	1.242
10.	590	+		=	905

Oefening 3
1.	902	+		=	1.365
2.	458	+		=	831
3.	803	+		=	1.500
4.	690	+		=	1.203
5.	738	+		=	1.061
6.	548	+		=	827
7.	551	+		=	1.032
8.	411	+		=	616
9.	960	+		=	1.881
10.	270	+		=	519

Oefening 4
1.	807	+		=	1.516
2.	664	+		=	1.186
3.	987	+		=	1.262
4.	772	+		=	1.079
5.	518	+		=	946
6.	942	+		=	1.714
7.	960	+		=	1.881
8.	846	+		=	1.279
9.	900	+		=	1.488
10.	730	+		=	1.125

Welk getal ontbreekt t/m 2.000?
| ANTWOORDEN

Optellen

Oefening 1
1.	518	+	361	=	879
2.	820	+	486	=	1.306
3.	903	+	534	=	1.437
4.	747	+	643	=	1.390
5.	591	+	361	=	952
6.	994	+	865	=	1.859
7.	843	+	520	=	1.363
8.	505	+	209	=	714
9.	940	+	212	=	1.152
10.	552	+	331	=	883

Oefening 2
1.	958	+	547	=	1.505
2.	628	+	428	=	1.056
3.	796	+	572	=	1.368
4.	876	+	874	=	1.750
5.	884	+	651	=	1.535
6.	659	+	606	=	1.265
7.	660	+	273	=	933
8.	638	+	515	=	1.153
9.	809	+	433	=	1.242
10.	590	+	315	=	905

Oefening 3
1.	902	+	463	=	1.365
2.	458	+	373	=	831
3.	803	+	697	=	1.500
4.	690	+	513	=	1.203
5.	738	+	323	=	1.061
6.	548	+	279	=	827
7.	551	+	481	=	1.032
8.	411	+	205	=	616
9.	960	+	921	=	1.881
10.	270	+	249	=	519

Oefening 4
1.	807	+	709	=	1.516
2.	664	+	522	=	1.186
3.	987	+	275	=	1.262
4.	772	+	307	=	1.079
5.	518	+	428	=	946
6.	942	+	772	=	1.714
7.	960	+	921	=	1.881
8.	846	+	433	=	1.279
9.	900	+	588	=	1.488
10.	730	+	395	=	1.125