Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	890	+		=	1.693
2.	942	+		=	1.248
3.	946	+		=	1.681
4.	785	+		=	1.005
5.	889	+		=	1.617
6.	897	+		=	1.398
7.	713	+		=	1.086
8.	629	+		=	1.045
9.	844	+		=	1.263
10.	378	+		=	638

Oefening 2
1.	630	+		=	930
2.	797	+		=	1.127
3.	810	+		=	1.574
4.	809	+		=	1.313
5.	786	+		=	1.559
6.	763	+		=	1.379
7.	759	+		=	1.349
8.	618	+		=	907
9.	858	+		=	1.672
10.	738	+		=	1.187

Oefening 3
1.	610	+		=	925
2.	968	+		=	1.280
3.	629	+		=	1.046
4.	770	+		=	1.183
5.	390	+		=	727
6.	769	+		=	1.375
7.	891	+		=	1.174
8.	700	+		=	1.120
9.	634	+		=	948
10.	854	+		=	1.352

Oefening 4
1.	503	+		=	847
2.	935	+		=	1.397
3.	595	+		=	824
4.	479	+		=	877
5.	941	+		=	1.387
6.	878	+		=	1.680
7.	446	+		=	802
8.	906	+		=	1.573
9.	617	+		=	1.049
10.	877	+		=	1.428

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	890	+	803	=	1.693
2.	942	+	306	=	1.248
3.	946	+	735	=	1.681
4.	785	+	220	=	1.005
5.	889	+	728	=	1.617
6.	897	+	501	=	1.398
7.	713	+	373	=	1.086
8.	629	+	416	=	1.045
9.	844	+	419	=	1.263
10.	378	+	260	=	638

Oefening 2
1.	630	+	300	=	930
2.	797	+	330	=	1.127
3.	810	+	764	=	1.574
4.	809	+	504	=	1.313
5.	786	+	773	=	1.559
6.	763	+	616	=	1.379
7.	759	+	590	=	1.349
8.	618	+	289	=	907
9.	858	+	814	=	1.672
10.	738	+	449	=	1.187

Oefening 3
1.	610	+	315	=	925
2.	968	+	312	=	1.280
3.	629	+	417	=	1.046
4.	770	+	413	=	1.183
5.	390	+	337	=	727
6.	769	+	606	=	1.375
7.	891	+	283	=	1.174
8.	700	+	420	=	1.120
9.	634	+	314	=	948
10.	854	+	498	=	1.352

Oefening 4
1.	503	+	344	=	847
2.	935	+	462	=	1.397
3.	595	+	229	=	824
4.	479	+	398	=	877
5.	941	+	446	=	1.387
6.	878	+	802	=	1.680
7.	446	+	356	=	802
8.	906	+	667	=	1.573
9.	617	+	432	=	1.049
10.	877	+	551	=	1.428