Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	396	+		=	614
2.	702	+		=	1.200
3.	719	+		=	1.235
4.	936	+		=	1.757
5.	863	+		=	1.309
6.	883	+		=	1.234
7.	856	+		=	1.279
8.	664	+		=	1.168
9.	868	+		=	1.130
10.	588	+		=	951

Oefening 2
1.	847	+		=	1.605
2.	651	+		=	891
3.	706	+		=	1.408
4.	786	+		=	1.464
5.	993	+		=	1.762
6.	808	+		=	1.407
7.	831	+		=	1.595
8.	635	+		=	930
9.	978	+		=	1.865
10.	987	+		=	1.336

Oefening 3
1.	513	+		=	997
2.	301	+		=	575
3.	965	+		=	1.826
4.	620	+		=	967
5.	723	+		=	1.228
6.	747	+		=	958
7.	691	+		=	1.339
8.	606	+		=	1.186
9.	626	+		=	1.048
10.	757	+		=	1.300

Oefening 4
1.	872	+		=	1.236
2.	384	+		=	667
3.	681	+		=	1.342
4.	960	+		=	1.906
5.	617	+		=	1.187
6.	775	+		=	1.256
7.	844	+		=	1.151
8.	547	+		=	924
9.	523	+		=	944
10.	831	+		=	1.624

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	396	+	218	=	614
2.	702	+	498	=	1.200
3.	719	+	516	=	1.235
4.	936	+	821	=	1.757
5.	863	+	446	=	1.309
6.	883	+	351	=	1.234
7.	856	+	423	=	1.279
8.	664	+	504	=	1.168
9.	868	+	262	=	1.130
10.	588	+	363	=	951

Oefening 2
1.	847	+	758	=	1.605
2.	651	+	240	=	891
3.	706	+	702	=	1.408
4.	786	+	678	=	1.464
5.	993	+	769	=	1.762
6.	808	+	599	=	1.407
7.	831	+	764	=	1.595
8.	635	+	295	=	930
9.	978	+	887	=	1.865
10.	987	+	349	=	1.336

Oefening 3
1.	513	+	484	=	997
2.	301	+	274	=	575
3.	965	+	861	=	1.826
4.	620	+	347	=	967
5.	723	+	505	=	1.228
6.	747	+	211	=	958
7.	691	+	648	=	1.339
8.	606	+	580	=	1.186
9.	626	+	422	=	1.048
10.	757	+	543	=	1.300

Oefening 4
1.	872	+	364	=	1.236
2.	384	+	283	=	667
3.	681	+	661	=	1.342
4.	960	+	946	=	1.906
5.	617	+	570	=	1.187
6.	775	+	481	=	1.256
7.	844	+	307	=	1.151
8.	547	+	377	=	924
9.	523	+	421	=	944
10.	831	+	793	=	1.624