Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	320	+		=	598
2.	694	+		=	1.272
3.	736	+		=	1.389
4.	637	+		=	1.139
5.	482	+		=	861
6.	552	+		=	834
7.	576	+		=	1.069
8.	934	+		=	1.350
9.	495	+		=	881
10.	786	+		=	1.141

Oefening 2
1.	722	+		=	1.182
2.	756	+		=	1.108
3.	813	+		=	1.564
4.	900	+		=	1.671
5.	985	+		=	1.707
6.	710	+		=	1.158
7.	585	+		=	824
8.	530	+		=	887
9.	973	+		=	1.549
10.	891	+		=	1.529

Oefening 3
1.	894	+		=	1.740
2.	512	+		=	859
3.	765	+		=	1.059
4.	320	+		=	532
5.	531	+		=	874
6.	332	+		=	601
7.	589	+		=	880
8.	347	+		=	650
9.	882	+		=	1.486
10.	643	+		=	1.107

Oefening 4
1.	957	+		=	1.456
2.	868	+		=	1.632
3.	893	+		=	1.630
4.	980	+		=	1.938
5.	911	+		=	1.502
6.	879	+		=	1.327
7.	862	+		=	1.321
8.	436	+		=	746
9.	906	+		=	1.667
10.	525	+		=	902

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	320	+	278	=	598
2.	694	+	578	=	1.272
3.	736	+	653	=	1.389
4.	637	+	502	=	1.139
5.	482	+	379	=	861
6.	552	+	282	=	834
7.	576	+	493	=	1.069
8.	934	+	416	=	1.350
9.	495	+	386	=	881
10.	786	+	355	=	1.141

Oefening 2
1.	722	+	460	=	1.182
2.	756	+	352	=	1.108
3.	813	+	751	=	1.564
4.	900	+	771	=	1.671
5.	985	+	722	=	1.707
6.	710	+	448	=	1.158
7.	585	+	239	=	824
8.	530	+	357	=	887
9.	973	+	576	=	1.549
10.	891	+	638	=	1.529

Oefening 3
1.	894	+	846	=	1.740
2.	512	+	347	=	859
3.	765	+	294	=	1.059
4.	320	+	212	=	532
5.	531	+	343	=	874
6.	332	+	269	=	601
7.	589	+	291	=	880
8.	347	+	303	=	650
9.	882	+	604	=	1.486
10.	643	+	464	=	1.107

Oefening 4
1.	957	+	499	=	1.456
2.	868	+	764	=	1.632
3.	893	+	737	=	1.630
4.	980	+	958	=	1.938
5.	911	+	591	=	1.502
6.	879	+	448	=	1.327
7.	862	+	459	=	1.321
8.	436	+	310	=	746
9.	906	+	761	=	1.667
10.	525	+	377	=	902