Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	922	+		=	1.140
2.	967	+		=	1.880
3.	934	+		=	1.812
4.	358	+		=	659
5.	880	+		=	1.427
6.	850	+		=	1.630
7.	667	+		=	1.243
8.	934	+		=	1.424
9.	471	+		=	705
10.	814	+		=	1.351

Oefening 2
1.	613	+		=	904
2.	506	+		=	740
3.	828	+		=	1.045
4.	950	+		=	1.369
5.	877	+		=	1.352
6.	424	+		=	644
7.	610	+		=	1.068
8.	464	+		=	729
9.	540	+		=	997
10.	864	+		=	1.158

Oefening 3
1.	884	+		=	1.552
2.	773	+		=	1.104
3.	827	+		=	1.438
4.	857	+		=	1.211
5.	784	+		=	1.447
6.	483	+		=	862
7.	550	+		=	1.088
8.	735	+		=	1.111
9.	737	+		=	1.124
10.	513	+		=	962

Oefening 4
1.	860	+		=	1.287
2.	823	+		=	1.165
3.	612	+		=	1.089
4.	542	+		=	935
5.	916	+		=	1.498
6.	763	+		=	1.450
7.	674	+		=	1.332
8.	956	+		=	1.447
9.	602	+		=	1.166
10.	886	+		=	1.513

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	922	+	218	=	1.140
2.	967	+	913	=	1.880
3.	934	+	878	=	1.812
4.	358	+	301	=	659
5.	880	+	547	=	1.427
6.	850	+	780	=	1.630
7.	667	+	576	=	1.243
8.	934	+	490	=	1.424
9.	471	+	234	=	705
10.	814	+	537	=	1.351

Oefening 2
1.	613	+	291	=	904
2.	506	+	234	=	740
3.	828	+	217	=	1.045
4.	950	+	419	=	1.369
5.	877	+	475	=	1.352
6.	424	+	220	=	644
7.	610	+	458	=	1.068
8.	464	+	265	=	729
9.	540	+	457	=	997
10.	864	+	294	=	1.158

Oefening 3
1.	884	+	668	=	1.552
2.	773	+	331	=	1.104
3.	827	+	611	=	1.438
4.	857	+	354	=	1.211
5.	784	+	663	=	1.447
6.	483	+	379	=	862
7.	550	+	538	=	1.088
8.	735	+	376	=	1.111
9.	737	+	387	=	1.124
10.	513	+	449	=	962

Oefening 4
1.	860	+	427	=	1.287
2.	823	+	342	=	1.165
3.	612	+	477	=	1.089
4.	542	+	393	=	935
5.	916	+	582	=	1.498
6.	763	+	687	=	1.450
7.	674	+	658	=	1.332
8.	956	+	491	=	1.447
9.	602	+	564	=	1.166
10.	886	+	627	=	1.513