Welk getal ontbreekt t/m 1.000?

Optellen

Oefening 1
1.	491	+		=	858
2.	253	+		=	441
3.	413	+		=	686
4.	261	+		=	427
5.	225	+		=	355
6.	275	+		=	420
7.	492	+		=	714
8.	335	+		=	484
9.	238	+		=	389
10.	325	+		=	431

Oefening 2
1.	312	+		=	591
2.	310	+		=	419
3.	205	+		=	357
4.	282	+		=	394
5.	374	+		=	477
6.	371	+		=	569
7.	350	+		=	543
8.	482	+		=	897
9.	444	+		=	837
10.	387	+		=	526

Oefening 3
1.	459	+		=	714
2.	425	+		=	674
3.	343	+		=	449
4.	370	+		=	715
5.	381	+		=	674
6.	282	+		=	504
7.	425	+		=	750
8.	473	+		=	856
9.	342	+		=	635
10.	343	+		=	665

Oefening 4
1.	114	+		=	217
2.	338	+		=	610
3.	445	+		=	602
4.	450	+		=	689
5.	437	+		=	603
6.	437	+		=	732
7.	500	+		=	692
8.	488	+		=	730
9.	412	+		=	817
10.	298	+		=	434

Welk getal ontbreekt t/m 1.000?
| ANTWOORDEN

Optellen

Oefening 1
1.	491	+	367	=	858
2.	253	+	188	=	441
3.	413	+	273	=	686
4.	261	+	166	=	427
5.	225	+	130	=	355
6.	275	+	145	=	420
7.	492	+	222	=	714
8.	335	+	149	=	484
9.	238	+	151	=	389
10.	325	+	106	=	431

Oefening 2
1.	312	+	279	=	591
2.	310	+	109	=	419
3.	205	+	152	=	357
4.	282	+	112	=	394
5.	374	+	103	=	477
6.	371	+	198	=	569
7.	350	+	193	=	543
8.	482	+	415	=	897
9.	444	+	393	=	837
10.	387	+	139	=	526

Oefening 3
1.	459	+	255	=	714
2.	425	+	249	=	674
3.	343	+	106	=	449
4.	370	+	345	=	715
5.	381	+	293	=	674
6.	282	+	222	=	504
7.	425	+	325	=	750
8.	473	+	383	=	856
9.	342	+	293	=	635
10.	343	+	322	=	665

Oefening 4
1.	114	+	103	=	217
2.	338	+	272	=	610
3.	445	+	157	=	602
4.	450	+	239	=	689
5.	437	+	166	=	603
6.	437	+	295	=	732
7.	500	+	192	=	692
8.	488	+	242	=	730
9.	412	+	405	=	817
10.	298	+	136	=	434