Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	828	+		=	1.402
2.	543	+		=	1.081
3.	534	+		=	847
4.	349	+		=	654
5.	787	+		=	1.567
6.	362	+		=	636
7.	767	+		=	1.376
8.	468	+		=	882
9.	821	+		=	1.372
10.	683	+		=	932

Oefening 2
1.	976	+		=	1.856
2.	870	+		=	1.254
3.	612	+		=	971
4.	863	+		=	1.161
5.	710	+		=	1.011
6.	862	+		=	1.605
7.	933	+		=	1.431
8.	757	+		=	1.322
9.	833	+		=	1.206
10.	712	+		=	1.163

Oefening 3
1.	325	+		=	643
2.	664	+		=	1.001
3.	503	+		=	984
4.	683	+		=	1.190
5.	680	+		=	1.286
6.	823	+		=	1.332
7.	945	+		=	1.837
8.	724	+		=	1.359
9.	942	+		=	1.710
10.	898	+		=	1.706

Oefening 4
1.	841	+		=	1.627
2.	533	+		=	861
3.	679	+		=	1.313
4.	887	+		=	1.675
5.	866	+		=	1.489
6.	917	+		=	1.737
7.	670	+		=	1.048
8.	864	+		=	1.440
9.	913	+		=	1.143
10.	827	+		=	1.100

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	828	+	574	=	1.402
2.	543	+	538	=	1.081
3.	534	+	313	=	847
4.	349	+	305	=	654
5.	787	+	780	=	1.567
6.	362	+	274	=	636
7.	767	+	609	=	1.376
8.	468	+	414	=	882
9.	821	+	551	=	1.372
10.	683	+	249	=	932

Oefening 2
1.	976	+	880	=	1.856
2.	870	+	384	=	1.254
3.	612	+	359	=	971
4.	863	+	298	=	1.161
5.	710	+	301	=	1.011
6.	862	+	743	=	1.605
7.	933	+	498	=	1.431
8.	757	+	565	=	1.322
9.	833	+	373	=	1.206
10.	712	+	451	=	1.163

Oefening 3
1.	325	+	318	=	643
2.	664	+	337	=	1.001
3.	503	+	481	=	984
4.	683	+	507	=	1.190
5.	680	+	606	=	1.286
6.	823	+	509	=	1.332
7.	945	+	892	=	1.837
8.	724	+	635	=	1.359
9.	942	+	768	=	1.710
10.	898	+	808	=	1.706

Oefening 4
1.	841	+	786	=	1.627
2.	533	+	328	=	861
3.	679	+	634	=	1.313
4.	887	+	788	=	1.675
5.	866	+	623	=	1.489
6.	917	+	820	=	1.737
7.	670	+	378	=	1.048
8.	864	+	576	=	1.440
9.	913	+	230	=	1.143
10.	827	+	273	=	1.100