Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	768	+		=	1.025
2.	472	+		=	717
3.	612	+		=	882
4.	781	+		=	1.549
5.	833	+		=	1.092
6.	739	+		=	1.296
7.	885	+		=	1.472
8.	346	+		=	683
9.	948	+		=	1.619
10.	445	+		=	804

Oefening 2
1.	584	+		=	1.152
2.	553	+		=	1.094
3.	764	+		=	970
4.	702	+		=	1.314
5.	773	+		=	1.291
6.	918	+		=	1.253
7.	877	+		=	1.346
8.	882	+		=	1.553
9.	587	+		=	942
10.	735	+		=	1.238

Oefening 3
1.	976	+		=	1.243
2.	925	+		=	1.268
3.	923	+		=	1.208
4.	837	+		=	1.565
5.	947	+		=	1.814
6.	780	+		=	1.043
7.	490	+		=	819
8.	884	+		=	1.177
9.	484	+		=	959
10.	621	+		=	1.118

Oefening 4
1.	953	+		=	1.448
2.	726	+		=	1.431
3.	798	+		=	1.066
4.	528	+		=	1.027
5.	600	+		=	1.100
6.	693	+		=	1.298
7.	732	+		=	1.222
8.	502	+		=	919
9.	828	+		=	1.077
10.	623	+		=	887

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	768	+	257	=	1.025
2.	472	+	245	=	717
3.	612	+	270	=	882
4.	781	+	768	=	1.549
5.	833	+	259	=	1.092
6.	739	+	557	=	1.296
7.	885	+	587	=	1.472
8.	346	+	337	=	683
9.	948	+	671	=	1.619
10.	445	+	359	=	804

Oefening 2
1.	584	+	568	=	1.152
2.	553	+	541	=	1.094
3.	764	+	206	=	970
4.	702	+	612	=	1.314
5.	773	+	518	=	1.291
6.	918	+	335	=	1.253
7.	877	+	469	=	1.346
8.	882	+	671	=	1.553
9.	587	+	355	=	942
10.	735	+	503	=	1.238

Oefening 3
1.	976	+	267	=	1.243
2.	925	+	343	=	1.268
3.	923	+	285	=	1.208
4.	837	+	728	=	1.565
5.	947	+	867	=	1.814
6.	780	+	263	=	1.043
7.	490	+	329	=	819
8.	884	+	293	=	1.177
9.	484	+	475	=	959
10.	621	+	497	=	1.118

Oefening 4
1.	953	+	495	=	1.448
2.	726	+	705	=	1.431
3.	798	+	268	=	1.066
4.	528	+	499	=	1.027
5.	600	+	500	=	1.100
6.	693	+	605	=	1.298
7.	732	+	490	=	1.222
8.	502	+	417	=	919
9.	828	+	249	=	1.077
10.	623	+	264	=	887