Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	626	+		=	938
2.	673	+		=	1.052
3.	795	+		=	1.371
4.	944	+		=	1.215
5.	806	+		=	1.597
6.	734	+		=	1.277
7.	790	+		=	1.501
8.	854	+		=	1.281
9.	608	+		=	1.129
10.	651	+		=	1.086

Oefening 2
1.	909	+		=	1.301
2.	833	+		=	1.365
3.	708	+		=	1.230
4.	955	+		=	1.380
5.	989	+		=	1.406
6.	493	+		=	821
7.	677	+		=	1.322
8.	692	+		=	1.227
9.	737	+		=	1.180
10.	533	+		=	1.039

Oefening 3
1.	778	+		=	1.142
2.	855	+		=	1.290
3.	809	+		=	1.406
4.	289	+		=	555
5.	670	+		=	917
6.	258	+		=	509
7.	870	+		=	1.325
8.	808	+		=	1.047
9.	965	+		=	1.926
10.	966	+		=	1.329

Oefening 4
1.	535	+		=	747
2.	789	+		=	1.363
3.	968	+		=	1.849
4.	880	+		=	1.423
5.	806	+		=	1.543
6.	851	+		=	1.459
7.	816	+		=	1.421
8.	923	+		=	1.828
9.	994	+		=	1.241
10.	574	+		=	845

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	626	+	312	=	938
2.	673	+	379	=	1.052
3.	795	+	576	=	1.371
4.	944	+	271	=	1.215
5.	806	+	791	=	1.597
6.	734	+	543	=	1.277
7.	790	+	711	=	1.501
8.	854	+	427	=	1.281
9.	608	+	521	=	1.129
10.	651	+	435	=	1.086

Oefening 2
1.	909	+	392	=	1.301
2.	833	+	532	=	1.365
3.	708	+	522	=	1.230
4.	955	+	425	=	1.380
5.	989	+	417	=	1.406
6.	493	+	328	=	821
7.	677	+	645	=	1.322
8.	692	+	535	=	1.227
9.	737	+	443	=	1.180
10.	533	+	506	=	1.039

Oefening 3
1.	778	+	364	=	1.142
2.	855	+	435	=	1.290
3.	809	+	597	=	1.406
4.	289	+	266	=	555
5.	670	+	247	=	917
6.	258	+	251	=	509
7.	870	+	455	=	1.325
8.	808	+	239	=	1.047
9.	965	+	961	=	1.926
10.	966	+	363	=	1.329

Oefening 4
1.	535	+	212	=	747
2.	789	+	574	=	1.363
3.	968	+	881	=	1.849
4.	880	+	543	=	1.423
5.	806	+	737	=	1.543
6.	851	+	608	=	1.459
7.	816	+	605	=	1.421
8.	923	+	905	=	1.828
9.	994	+	247	=	1.241
10.	574	+	271	=	845