Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	841	+		=	1.198
2.	578	+		=	974
3.	401	+		=	724
4.	841	+		=	1.648
5.	403	+		=	605
6.	858	+		=	1.473
7.	454	+		=	820
8.	372	+		=	730
9.	721	+		=	1.354
10.	736	+		=	959

Oefening 2
1.	754	+		=	1.437
2.	764	+		=	1.415
3.	971	+		=	1.823
4.	937	+		=	1.765
5.	569	+		=	897
6.	869	+		=	1.264
7.	627	+		=	978
8.	724	+		=	1.217
9.	419	+		=	807
10.	921	+		=	1.164

Oefening 3
1.	791	+		=	1.482
2.	951	+		=	1.604
3.	599	+		=	910
4.	742	+		=	1.170
5.	993	+		=	1.939
6.	745	+		=	1.127
7.	942	+		=	1.836
8.	375	+		=	698
9.	749	+		=	1.050
10.	492	+		=	777

Oefening 4
1.	841	+		=	1.300
2.	763	+		=	1.369
3.	461	+		=	761
4.	874	+		=	1.092
5.	797	+		=	1.107
6.	660	+		=	1.033
7.	636	+		=	1.028
8.	688	+		=	1.034
9.	971	+		=	1.746
10.	714	+		=	988

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	841	+	357	=	1.198
2.	578	+	396	=	974
3.	401	+	323	=	724
4.	841	+	807	=	1.648
5.	403	+	202	=	605
6.	858	+	615	=	1.473
7.	454	+	366	=	820
8.	372	+	358	=	730
9.	721	+	633	=	1.354
10.	736	+	223	=	959

Oefening 2
1.	754	+	683	=	1.437
2.	764	+	651	=	1.415
3.	971	+	852	=	1.823
4.	937	+	828	=	1.765
5.	569	+	328	=	897
6.	869	+	395	=	1.264
7.	627	+	351	=	978
8.	724	+	493	=	1.217
9.	419	+	388	=	807
10.	921	+	243	=	1.164

Oefening 3
1.	791	+	691	=	1.482
2.	951	+	653	=	1.604
3.	599	+	311	=	910
4.	742	+	428	=	1.170
5.	993	+	946	=	1.939
6.	745	+	382	=	1.127
7.	942	+	894	=	1.836
8.	375	+	323	=	698
9.	749	+	301	=	1.050
10.	492	+	285	=	777

Oefening 4
1.	841	+	459	=	1.300
2.	763	+	606	=	1.369
3.	461	+	300	=	761
4.	874	+	218	=	1.092
5.	797	+	310	=	1.107
6.	660	+	373	=	1.033
7.	636	+	392	=	1.028
8.	688	+	346	=	1.034
9.	971	+	775	=	1.746
10.	714	+	274	=	988