Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	988	+		=	1.625
2.	854	+		=	1.309
3.	974	+		=	1.417
4.	659	+		=	1.250
5.	719	+		=	949
6.	694	+		=	1.337
7.	717	+		=	1.405
8.	778	+		=	1.355
9.	677	+		=	1.076
10.	986	+		=	1.272

Oefening 2
1.	712	+		=	955
2.	737	+		=	1.031
3.	995	+		=	1.612
4.	733	+		=	1.255
5.	926	+		=	1.832
6.	440	+		=	802
7.	500	+		=	865
8.	821	+		=	1.265
9.	526	+		=	820
10.	886	+		=	1.304

Oefening 3
1.	618	+		=	867
2.	923	+		=	1.147
3.	449	+		=	702
4.	880	+		=	1.280
5.	638	+		=	1.008
6.	991	+		=	1.369
7.	820	+		=	1.635
8.	829	+		=	1.218
9.	910	+		=	1.272
10.	935	+		=	1.177

Oefening 4
1.	810	+		=	1.095
2.	636	+		=	836
3.	733	+		=	936
4.	656	+		=	965
5.	464	+		=	917
6.	819	+		=	1.573
7.	937	+		=	1.187
8.	918	+		=	1.530
9.	954	+		=	1.801
10.	468	+		=	917

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	988	+	637	=	1.625
2.	854	+	455	=	1.309
3.	974	+	443	=	1.417
4.	659	+	591	=	1.250
5.	719	+	230	=	949
6.	694	+	643	=	1.337
7.	717	+	688	=	1.405
8.	778	+	577	=	1.355
9.	677	+	399	=	1.076
10.	986	+	286	=	1.272

Oefening 2
1.	712	+	243	=	955
2.	737	+	294	=	1.031
3.	995	+	617	=	1.612
4.	733	+	522	=	1.255
5.	926	+	906	=	1.832
6.	440	+	362	=	802
7.	500	+	365	=	865
8.	821	+	444	=	1.265
9.	526	+	294	=	820
10.	886	+	418	=	1.304

Oefening 3
1.	618	+	249	=	867
2.	923	+	224	=	1.147
3.	449	+	253	=	702
4.	880	+	400	=	1.280
5.	638	+	370	=	1.008
6.	991	+	378	=	1.369
7.	820	+	815	=	1.635
8.	829	+	389	=	1.218
9.	910	+	362	=	1.272
10.	935	+	242	=	1.177

Oefening 4
1.	810	+	285	=	1.095
2.	636	+	200	=	836
3.	733	+	203	=	936
4.	656	+	309	=	965
5.	464	+	453	=	917
6.	819	+	754	=	1.573
7.	937	+	250	=	1.187
8.	918	+	612	=	1.530
9.	954	+	847	=	1.801
10.	468	+	449	=	917