Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	702	+		=	997
2.	807	+		=	1.530
3.	690	+		=	1.175
4.	981	+		=	1.627
5.	709	+		=	1.129
6.	949	+		=	1.355
7.	969	+		=	1.457
8.	613	+		=	1.196
9.	678	+		=	1.021
10.	967	+		=	1.351

Oefening 2
1.	556	+		=	1.100
2.	719	+		=	1.144
3.	787	+		=	1.041
4.	869	+		=	1.347
5.	494	+		=	746
6.	841	+		=	1.659
7.	769	+		=	1.140
8.	820	+		=	1.232
9.	599	+		=	937
10.	843	+		=	1.148

Oefening 3
1.	761	+		=	1.163
2.	709	+		=	1.267
3.	692	+		=	1.250
4.	834	+		=	1.552
5.	963	+		=	1.916
6.	886	+		=	1.320
7.	998	+		=	1.425
8.	564	+		=	1.087
9.	782	+		=	1.136
10.	802	+		=	1.118

Oefening 4
1.	688	+		=	1.328
2.	791	+		=	1.174
3.	938	+		=	1.348
4.	336	+		=	667
5.	564	+		=	860
6.	806	+		=	1.239
7.	869	+		=	1.217
8.	826	+		=	1.226
9.	493	+		=	983
10.	704	+		=	1.368

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	702	+	295	=	997
2.	807	+	723	=	1.530
3.	690	+	485	=	1.175
4.	981	+	646	=	1.627
5.	709	+	420	=	1.129
6.	949	+	406	=	1.355
7.	969	+	488	=	1.457
8.	613	+	583	=	1.196
9.	678	+	343	=	1.021
10.	967	+	384	=	1.351

Oefening 2
1.	556	+	544	=	1.100
2.	719	+	425	=	1.144
3.	787	+	254	=	1.041
4.	869	+	478	=	1.347
5.	494	+	252	=	746
6.	841	+	818	=	1.659
7.	769	+	371	=	1.140
8.	820	+	412	=	1.232
9.	599	+	338	=	937
10.	843	+	305	=	1.148

Oefening 3
1.	761	+	402	=	1.163
2.	709	+	558	=	1.267
3.	692	+	558	=	1.250
4.	834	+	718	=	1.552
5.	963	+	953	=	1.916
6.	886	+	434	=	1.320
7.	998	+	427	=	1.425
8.	564	+	523	=	1.087
9.	782	+	354	=	1.136
10.	802	+	316	=	1.118

Oefening 4
1.	688	+	640	=	1.328
2.	791	+	383	=	1.174
3.	938	+	410	=	1.348
4.	336	+	331	=	667
5.	564	+	296	=	860
6.	806	+	433	=	1.239
7.	869	+	348	=	1.217
8.	826	+	400	=	1.226
9.	493	+	490	=	983
10.	704	+	664	=	1.368