Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	554	+		=	929
2.	785	+		=	1.044
3.	996	+		=	1.893
4.	640	+		=	856
5.	948	+		=	1.404
6.	350	+		=	680
7.	861	+		=	1.242
8.	598	+		=	917
9.	379	+		=	707
10.	833	+		=	1.663

Oefening 2
1.	561	+		=	916
2.	718	+		=	944
3.	682	+		=	1.352
4.	754	+		=	1.297
5.	833	+		=	1.579
6.	840	+		=	1.240
7.	942	+		=	1.217
8.	763	+		=	1.479
9.	808	+		=	1.140
10.	258	+		=	486

Oefening 3
1.	976	+		=	1.732
2.	802	+		=	1.542
3.	763	+		=	1.377
4.	670	+		=	1.131
5.	879	+		=	1.613
6.	986	+		=	1.253
7.	627	+		=	1.052
8.	651	+		=	994
9.	1.000	+		=	1.256
10.	700	+		=	1.102

Oefening 4
1.	978	+		=	1.251
2.	713	+		=	1.071
3.	821	+		=	1.511
4.	722	+		=	1.193
5.	807	+		=	1.084
6.	777	+		=	1.393
7.	864	+		=	1.374
8.	767	+		=	1.498
9.	744	+		=	950
10.	452	+		=	762

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	554	+	375	=	929
2.	785	+	259	=	1.044
3.	996	+	897	=	1.893
4.	640	+	216	=	856
5.	948	+	456	=	1.404
6.	350	+	330	=	680
7.	861	+	381	=	1.242
8.	598	+	319	=	917
9.	379	+	328	=	707
10.	833	+	830	=	1.663

Oefening 2
1.	561	+	355	=	916
2.	718	+	226	=	944
3.	682	+	670	=	1.352
4.	754	+	543	=	1.297
5.	833	+	746	=	1.579
6.	840	+	400	=	1.240
7.	942	+	275	=	1.217
8.	763	+	716	=	1.479
9.	808	+	332	=	1.140
10.	258	+	228	=	486

Oefening 3
1.	976	+	756	=	1.732
2.	802	+	740	=	1.542
3.	763	+	614	=	1.377
4.	670	+	461	=	1.131
5.	879	+	734	=	1.613
6.	986	+	267	=	1.253
7.	627	+	425	=	1.052
8.	651	+	343	=	994
9.	1.000	+	256	=	1.256
10.	700	+	402	=	1.102

Oefening 4
1.	978	+	273	=	1.251
2.	713	+	358	=	1.071
3.	821	+	690	=	1.511
4.	722	+	471	=	1.193
5.	807	+	277	=	1.084
6.	777	+	616	=	1.393
7.	864	+	510	=	1.374
8.	767	+	731	=	1.498
9.	744	+	206	=	950
10.	452	+	310	=	762