Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	625	+		=	1.142
2.	730	+		=	1.215
3.	853	+		=	1.160
4.	984	+		=	1.324
5.	371	+		=	703
6.	852	+		=	1.136
7.	620	+		=	1.103
8.	988	+		=	1.353
9.	595	+		=	1.158
10.	964	+		=	1.901

Oefening 2
1.	951	+		=	1.536
2.	948	+		=	1.453
3.	433	+		=	753
4.	577	+		=	1.116
5.	846	+		=	1.096
6.	760	+		=	1.515
7.	517	+		=	953
8.	428	+		=	750
9.	587	+		=	864
10.	939	+		=	1.709

Oefening 3
1.	980	+		=	1.598
2.	944	+		=	1.646
3.	833	+		=	1.164
4.	384	+		=	739
5.	378	+		=	653
6.	958	+		=	1.161
7.	771	+		=	1.055
8.	328	+		=	622
9.	684	+		=	1.223
10.	745	+		=	1.104

Oefening 4
1.	851	+		=	1.302
2.	889	+		=	1.689
3.	968	+		=	1.263
4.	320	+		=	523
5.	809	+		=	1.296
6.	354	+		=	570
7.	799	+		=	1.043
8.	455	+		=	752
9.	351	+		=	664
10.	842	+		=	1.176

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	625	+	517	=	1.142
2.	730	+	485	=	1.215
3.	853	+	307	=	1.160
4.	984	+	340	=	1.324
5.	371	+	332	=	703
6.	852	+	284	=	1.136
7.	620	+	483	=	1.103
8.	988	+	365	=	1.353
9.	595	+	563	=	1.158
10.	964	+	937	=	1.901

Oefening 2
1.	951	+	585	=	1.536
2.	948	+	505	=	1.453
3.	433	+	320	=	753
4.	577	+	539	=	1.116
5.	846	+	250	=	1.096
6.	760	+	755	=	1.515
7.	517	+	436	=	953
8.	428	+	322	=	750
9.	587	+	277	=	864
10.	939	+	770	=	1.709

Oefening 3
1.	980	+	618	=	1.598
2.	944	+	702	=	1.646
3.	833	+	331	=	1.164
4.	384	+	355	=	739
5.	378	+	275	=	653
6.	958	+	203	=	1.161
7.	771	+	284	=	1.055
8.	328	+	294	=	622
9.	684	+	539	=	1.223
10.	745	+	359	=	1.104

Oefening 4
1.	851	+	451	=	1.302
2.	889	+	800	=	1.689
3.	968	+	295	=	1.263
4.	320	+	203	=	523
5.	809	+	487	=	1.296
6.	354	+	216	=	570
7.	799	+	244	=	1.043
8.	455	+	297	=	752
9.	351	+	313	=	664
10.	842	+	334	=	1.176