Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	959	+		=	1.229
2.	911	+		=	1.737
3.	743	+		=	1.169
4.	736	+		=	1.261
5.	490	+		=	971
6.	483	+		=	925
7.	526	+		=	796
8.	951	+		=	1.852
9.	968	+		=	1.213
10.	392	+		=	766

Oefening 2
1.	955	+		=	1.814
2.	681	+		=	1.331
3.	967	+		=	1.841
4.	548	+		=	765
5.	604	+		=	947
6.	944	+		=	1.768
7.	918	+		=	1.222
8.	703	+		=	1.076
9.	732	+		=	1.327
10.	958	+		=	1.768

Oefening 3
1.	522	+		=	760
2.	753	+		=	1.303
3.	625	+		=	964
4.	578	+		=	1.103
5.	689	+		=	1.361
6.	496	+		=	917
7.	883	+		=	1.433
8.	843	+		=	1.615
9.	999	+		=	1.520
10.	981	+		=	1.846

Oefening 4
1.	922	+		=	1.223
2.	977	+		=	1.869
3.	717	+		=	1.099
4.	883	+		=	1.429
5.	393	+		=	779
6.	884	+		=	1.194
7.	855	+		=	1.616
8.	946	+		=	1.557
9.	479	+		=	845
10.	767	+		=	1.477

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	959	+	270	=	1.229
2.	911	+	826	=	1.737
3.	743	+	426	=	1.169
4.	736	+	525	=	1.261
5.	490	+	481	=	971
6.	483	+	442	=	925
7.	526	+	270	=	796
8.	951	+	901	=	1.852
9.	968	+	245	=	1.213
10.	392	+	374	=	766

Oefening 2
1.	955	+	859	=	1.814
2.	681	+	650	=	1.331
3.	967	+	874	=	1.841
4.	548	+	217	=	765
5.	604	+	343	=	947
6.	944	+	824	=	1.768
7.	918	+	304	=	1.222
8.	703	+	373	=	1.076
9.	732	+	595	=	1.327
10.	958	+	810	=	1.768

Oefening 3
1.	522	+	238	=	760
2.	753	+	550	=	1.303
3.	625	+	339	=	964
4.	578	+	525	=	1.103
5.	689	+	672	=	1.361
6.	496	+	421	=	917
7.	883	+	550	=	1.433
8.	843	+	772	=	1.615
9.	999	+	521	=	1.520
10.	981	+	865	=	1.846

Oefening 4
1.	922	+	301	=	1.223
2.	977	+	892	=	1.869
3.	717	+	382	=	1.099
4.	883	+	546	=	1.429
5.	393	+	386	=	779
6.	884	+	310	=	1.194
7.	855	+	761	=	1.616
8.	946	+	611	=	1.557
9.	479	+	366	=	845
10.	767	+	710	=	1.477