Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	992	+		=	1.230
2.	458	+		=	799
3.	660	+		=	1.124
4.	808	+		=	1.533
5.	964	+		=	1.832
6.	811	+		=	1.092
7.	802	+		=	1.561
8.	770	+		=	1.224
9.	587	+		=	1.126
10.	763	+		=	1.048

Oefening 2
1.	887	+		=	1.572
2.	637	+		=	950
3.	606	+		=	987
4.	624	+		=	845
5.	504	+		=	930
6.	924	+		=	1.300
7.	643	+		=	1.023
8.	819	+		=	1.383
9.	941	+		=	1.539
10.	565	+		=	1.101

Oefening 3
1.	874	+		=	1.374
2.	942	+		=	1.864
3.	509	+		=	716
4.	997	+		=	1.913
5.	659	+		=	909
6.	715	+		=	1.363
7.	796	+		=	1.509
8.	632	+		=	1.070
9.	696	+		=	1.085
10.	548	+		=	1.019

Oefening 4
1.	584	+		=	1.084
2.	849	+		=	1.275
3.	497	+		=	976
4.	787	+		=	1.012
5.	642	+		=	922
6.	447	+		=	823
7.	963	+		=	1.532
8.	871	+		=	1.154
9.	728	+		=	985
10.	850	+		=	1.343

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	992	+	238	=	1.230
2.	458	+	341	=	799
3.	660	+	464	=	1.124
4.	808	+	725	=	1.533
5.	964	+	868	=	1.832
6.	811	+	281	=	1.092
7.	802	+	759	=	1.561
8.	770	+	454	=	1.224
9.	587	+	539	=	1.126
10.	763	+	285	=	1.048

Oefening 2
1.	887	+	685	=	1.572
2.	637	+	313	=	950
3.	606	+	381	=	987
4.	624	+	221	=	845
5.	504	+	426	=	930
6.	924	+	376	=	1.300
7.	643	+	380	=	1.023
8.	819	+	564	=	1.383
9.	941	+	598	=	1.539
10.	565	+	536	=	1.101

Oefening 3
1.	874	+	500	=	1.374
2.	942	+	922	=	1.864
3.	509	+	207	=	716
4.	997	+	916	=	1.913
5.	659	+	250	=	909
6.	715	+	648	=	1.363
7.	796	+	713	=	1.509
8.	632	+	438	=	1.070
9.	696	+	389	=	1.085
10.	548	+	471	=	1.019

Oefening 4
1.	584	+	500	=	1.084
2.	849	+	426	=	1.275
3.	497	+	479	=	976
4.	787	+	225	=	1.012
5.	642	+	280	=	922
6.	447	+	376	=	823
7.	963	+	569	=	1.532
8.	871	+	283	=	1.154
9.	728	+	257	=	985
10.	850	+	493	=	1.343