Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	992	+		=	1.226
2.	899	+		=	1.595
3.	920	+		=	1.760
4.	697	+		=	950
5.	960	+		=	1.343
6.	889	+		=	1.252
7.	977	+		=	1.226
8.	589	+		=	980
9.	697	+		=	932
10.	532	+		=	978

Oefening 2
1.	580	+		=	1.099
2.	935	+		=	1.326
3.	881	+		=	1.597
4.	615	+		=	961
5.	951	+		=	1.198
6.	511	+		=	943
7.	670	+		=	1.306
8.	650	+		=	1.267
9.	345	+		=	616
10.	663	+		=	1.241

Oefening 3
1.	332	+		=	544
2.	964	+		=	1.877
3.	362	+		=	722
4.	981	+		=	1.652
5.	914	+		=	1.298
6.	564	+		=	1.034
7.	449	+		=	777
8.	958	+		=	1.627
9.	822	+		=	1.406
10.	557	+		=	1.108

Oefening 4
1.	763	+		=	1.200
2.	853	+		=	1.222
3.	783	+		=	1.058
4.	825	+		=	1.592
5.	721	+		=	1.074
6.	477	+		=	690
7.	942	+		=	1.322
8.	652	+		=	882
9.	337	+		=	555
10.	848	+		=	1.055

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	992	+	234	=	1.226
2.	899	+	696	=	1.595
3.	920	+	840	=	1.760
4.	697	+	253	=	950
5.	960	+	383	=	1.343
6.	889	+	363	=	1.252
7.	977	+	249	=	1.226
8.	589	+	391	=	980
9.	697	+	235	=	932
10.	532	+	446	=	978

Oefening 2
1.	580	+	519	=	1.099
2.	935	+	391	=	1.326
3.	881	+	716	=	1.597
4.	615	+	346	=	961
5.	951	+	247	=	1.198
6.	511	+	432	=	943
7.	670	+	636	=	1.306
8.	650	+	617	=	1.267
9.	345	+	271	=	616
10.	663	+	578	=	1.241

Oefening 3
1.	332	+	212	=	544
2.	964	+	913	=	1.877
3.	362	+	360	=	722
4.	981	+	671	=	1.652
5.	914	+	384	=	1.298
6.	564	+	470	=	1.034
7.	449	+	328	=	777
8.	958	+	669	=	1.627
9.	822	+	584	=	1.406
10.	557	+	551	=	1.108

Oefening 4
1.	763	+	437	=	1.200
2.	853	+	369	=	1.222
3.	783	+	275	=	1.058
4.	825	+	767	=	1.592
5.	721	+	353	=	1.074
6.	477	+	213	=	690
7.	942	+	380	=	1.322
8.	652	+	230	=	882
9.	337	+	218	=	555
10.	848	+	207	=	1.055