Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	837	+		=	1.674
2.	619	+		=	1.086
3.	503	+		=	792
4.	973	+		=	1.241
5.	900	+		=	1.265
6.	301	+		=	569
7.	468	+		=	932
8.	899	+		=	1.761
9.	776	+		=	1.520
10.	862	+		=	1.676

Oefening 2
1.	982	+		=	1.389
2.	541	+		=	958
3.	903	+		=	1.325
4.	872	+		=	1.239
5.	622	+		=	1.151
6.	683	+		=	1.119
7.	483	+		=	802
8.	604	+		=	897
9.	628	+		=	971
10.	948	+		=	1.369

Oefening 3
1.	536	+		=	802
2.	782	+		=	1.441
3.	584	+		=	905
4.	416	+		=	684
5.	827	+		=	1.349
6.	985	+		=	1.234
7.	857	+		=	1.512
8.	492	+		=	897
9.	660	+		=	1.247
10.	962	+		=	1.276

Oefening 4
1.	639	+		=	856
2.	549	+		=	935
3.	483	+		=	762
4.	772	+		=	1.050
5.	590	+		=	896
6.	923	+		=	1.693
7.	934	+		=	1.481
8.	444	+		=	716
9.	754	+		=	1.357
10.	706	+		=	1.066

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	837	+	837	=	1.674
2.	619	+	467	=	1.086
3.	503	+	289	=	792
4.	973	+	268	=	1.241
5.	900	+	365	=	1.265
6.	301	+	268	=	569
7.	468	+	464	=	932
8.	899	+	862	=	1.761
9.	776	+	744	=	1.520
10.	862	+	814	=	1.676

Oefening 2
1.	982	+	407	=	1.389
2.	541	+	417	=	958
3.	903	+	422	=	1.325
4.	872	+	367	=	1.239
5.	622	+	529	=	1.151
6.	683	+	436	=	1.119
7.	483	+	319	=	802
8.	604	+	293	=	897
9.	628	+	343	=	971
10.	948	+	421	=	1.369

Oefening 3
1.	536	+	266	=	802
2.	782	+	659	=	1.441
3.	584	+	321	=	905
4.	416	+	268	=	684
5.	827	+	522	=	1.349
6.	985	+	249	=	1.234
7.	857	+	655	=	1.512
8.	492	+	405	=	897
9.	660	+	587	=	1.247
10.	962	+	314	=	1.276

Oefening 4
1.	639	+	217	=	856
2.	549	+	386	=	935
3.	483	+	279	=	762
4.	772	+	278	=	1.050
5.	590	+	306	=	896
6.	923	+	770	=	1.693
7.	934	+	547	=	1.481
8.	444	+	272	=	716
9.	754	+	603	=	1.357
10.	706	+	360	=	1.066