Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	694	+		=	1.065
2.	992	+		=	1.489
3.	660	+		=	987
4.	978	+		=	1.723
5.	882	+		=	1.286
6.	734	+		=	1.107
7.	919	+		=	1.643
8.	472	+		=	940
9.	887	+		=	1.224
10.	981	+		=	1.732

Oefening 2
1.	418	+		=	820
2.	919	+		=	1.275
3.	859	+		=	1.321
4.	781	+		=	1.200
5.	812	+		=	1.050
6.	604	+		=	1.061
7.	690	+		=	1.022
8.	594	+		=	942
9.	966	+		=	1.533
10.	753	+		=	1.199

Oefening 3
1.	963	+		=	1.423
2.	535	+		=	1.027
3.	606	+		=	842
4.	790	+		=	1.248
5.	542	+		=	957
6.	719	+		=	1.043
7.	706	+		=	1.283
8.	629	+		=	944
9.	979	+		=	1.886
10.	300	+		=	559

Oefening 4
1.	383	+		=	637
2.	847	+		=	1.427
3.	954	+		=	1.825
4.	383	+		=	672
5.	666	+		=	1.275
6.	981	+		=	1.820
7.	949	+		=	1.404
8.	988	+		=	1.650
9.	366	+		=	727
10.	850	+		=	1.235

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	694	+	371	=	1.065
2.	992	+	497	=	1.489
3.	660	+	327	=	987
4.	978	+	745	=	1.723
5.	882	+	404	=	1.286
6.	734	+	373	=	1.107
7.	919	+	724	=	1.643
8.	472	+	468	=	940
9.	887	+	337	=	1.224
10.	981	+	751	=	1.732

Oefening 2
1.	418	+	402	=	820
2.	919	+	356	=	1.275
3.	859	+	462	=	1.321
4.	781	+	419	=	1.200
5.	812	+	238	=	1.050
6.	604	+	457	=	1.061
7.	690	+	332	=	1.022
8.	594	+	348	=	942
9.	966	+	567	=	1.533
10.	753	+	446	=	1.199

Oefening 3
1.	963	+	460	=	1.423
2.	535	+	492	=	1.027
3.	606	+	236	=	842
4.	790	+	458	=	1.248
5.	542	+	415	=	957
6.	719	+	324	=	1.043
7.	706	+	577	=	1.283
8.	629	+	315	=	944
9.	979	+	907	=	1.886
10.	300	+	259	=	559

Oefening 4
1.	383	+	254	=	637
2.	847	+	580	=	1.427
3.	954	+	871	=	1.825
4.	383	+	289	=	672
5.	666	+	609	=	1.275
6.	981	+	839	=	1.820
7.	949	+	455	=	1.404
8.	988	+	662	=	1.650
9.	366	+	361	=	727
10.	850	+	385	=	1.235