Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	530	+		=	948
2.	703	+		=	1.283
3.	406	+		=	640
4.	427	+		=	816
5.	786	+		=	1.300
6.	734	+		=	1.341
7.	986	+		=	1.351
8.	416	+		=	768
9.	954	+		=	1.624
10.	833	+		=	1.625

Oefening 2
1.	478	+		=	948
2.	662	+		=	1.242
3.	857	+		=	1.420
4.	770	+		=	1.379
5.	390	+		=	605
6.	467	+		=	773
7.	873	+		=	1.424
8.	506	+		=	714
9.	971	+		=	1.304
10.	975	+		=	1.328

Oefening 3
1.	752	+		=	1.376
2.	965	+		=	1.567
3.	785	+		=	1.044
4.	866	+		=	1.537
5.	683	+		=	1.005
6.	983	+		=	1.845
7.	488	+		=	824
8.	954	+		=	1.598
9.	871	+		=	1.320
10.	959	+		=	1.396

Oefening 4
1.	852	+		=	1.125
2.	496	+		=	720
3.	858	+		=	1.493
4.	662	+		=	1.152
5.	920	+		=	1.453
6.	915	+		=	1.192
7.	642	+		=	1.273
8.	617	+		=	1.191
9.	797	+		=	1.084
10.	706	+		=	1.229

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	530	+	418	=	948
2.	703	+	580	=	1.283
3.	406	+	234	=	640
4.	427	+	389	=	816
5.	786	+	514	=	1.300
6.	734	+	607	=	1.341
7.	986	+	365	=	1.351
8.	416	+	352	=	768
9.	954	+	670	=	1.624
10.	833	+	792	=	1.625

Oefening 2
1.	478	+	470	=	948
2.	662	+	580	=	1.242
3.	857	+	563	=	1.420
4.	770	+	609	=	1.379
5.	390	+	215	=	605
6.	467	+	306	=	773
7.	873	+	551	=	1.424
8.	506	+	208	=	714
9.	971	+	333	=	1.304
10.	975	+	353	=	1.328

Oefening 3
1.	752	+	624	=	1.376
2.	965	+	602	=	1.567
3.	785	+	259	=	1.044
4.	866	+	671	=	1.537
5.	683	+	322	=	1.005
6.	983	+	862	=	1.845
7.	488	+	336	=	824
8.	954	+	644	=	1.598
9.	871	+	449	=	1.320
10.	959	+	437	=	1.396

Oefening 4
1.	852	+	273	=	1.125
2.	496	+	224	=	720
3.	858	+	635	=	1.493
4.	662	+	490	=	1.152
5.	920	+	533	=	1.453
6.	915	+	277	=	1.192
7.	642	+	631	=	1.273
8.	617	+	574	=	1.191
9.	797	+	287	=	1.084
10.	706	+	523	=	1.229