Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	464	+		=	813
2.	801	+		=	1.264
3.	751	+		=	1.220
4.	988	+		=	1.772
5.	908	+		=	1.193
6.	888	+		=	1.732
7.	471	+		=	739
8.	645	+		=	939
9.	882	+		=	1.255
10.	847	+		=	1.664

Oefening 2
1.	855	+		=	1.332
2.	705	+		=	1.134
3.	736	+		=	1.074
4.	396	+		=	697
5.	552	+		=	1.042
6.	563	+		=	1.002
7.	947	+		=	1.410
8.	731	+		=	1.009
9.	655	+		=	1.000
10.	914	+		=	1.721

Oefening 3
1.	748	+		=	1.079
2.	684	+		=	1.339
3.	501	+		=	867
4.	853	+		=	1.075
5.	684	+		=	1.101
6.	546	+		=	765
7.	921	+		=	1.567
8.	646	+		=	1.253
9.	631	+		=	1.137
10.	275	+		=	492

Oefening 4
1.	910	+		=	1.219
2.	595	+		=	1.126
3.	399	+		=	740
4.	755	+		=	1.297
5.	545	+		=	764
6.	971	+		=	1.609
7.	729	+		=	1.122
8.	402	+		=	804
9.	760	+		=	1.291
10.	678	+		=	1.052

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	464	+	349	=	813
2.	801	+	463	=	1.264
3.	751	+	469	=	1.220
4.	988	+	784	=	1.772
5.	908	+	285	=	1.193
6.	888	+	844	=	1.732
7.	471	+	268	=	739
8.	645	+	294	=	939
9.	882	+	373	=	1.255
10.	847	+	817	=	1.664

Oefening 2
1.	855	+	477	=	1.332
2.	705	+	429	=	1.134
3.	736	+	338	=	1.074
4.	396	+	301	=	697
5.	552	+	490	=	1.042
6.	563	+	439	=	1.002
7.	947	+	463	=	1.410
8.	731	+	278	=	1.009
9.	655	+	345	=	1.000
10.	914	+	807	=	1.721

Oefening 3
1.	748	+	331	=	1.079
2.	684	+	655	=	1.339
3.	501	+	366	=	867
4.	853	+	222	=	1.075
5.	684	+	417	=	1.101
6.	546	+	219	=	765
7.	921	+	646	=	1.567
8.	646	+	607	=	1.253
9.	631	+	506	=	1.137
10.	275	+	217	=	492

Oefening 4
1.	910	+	309	=	1.219
2.	595	+	531	=	1.126
3.	399	+	341	=	740
4.	755	+	542	=	1.297
5.	545	+	219	=	764
6.	971	+	638	=	1.609
7.	729	+	393	=	1.122
8.	402	+	402	=	804
9.	760	+	531	=	1.291
10.	678	+	374	=	1.052