Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	956	+		=	1.615
2.	917	+		=	1.331
3.	512	+		=	962
4.	734	+		=	968
5.	880	+		=	1.131
6.	661	+		=	1.066
7.	775	+		=	1.072
8.	637	+		=	1.021
9.	928	+		=	1.564
10.	801	+		=	1.462

Oefening 2
1.	424	+		=	830
2.	863	+		=	1.466
3.	522	+		=	995
4.	787	+		=	992
5.	944	+		=	1.154
6.	957	+		=	1.372
7.	865	+		=	1.374
8.	817	+		=	1.308
9.	901	+		=	1.219
10.	896	+		=	1.589

Oefening 3
1.	351	+		=	621
2.	842	+		=	1.149
3.	730	+		=	942
4.	954	+		=	1.233
5.	444	+		=	844
6.	604	+		=	1.097
7.	815	+		=	1.139
8.	816	+		=	1.087
9.	668	+		=	1.286
10.	619	+		=	994

Oefening 4
1.	698	+		=	1.244
2.	773	+		=	1.116
3.	864	+		=	1.658
4.	910	+		=	1.595
5.	995	+		=	1.231
6.	857	+		=	1.685
7.	961	+		=	1.229
8.	952	+		=	1.669
9.	994	+		=	1.367
10.	625	+		=	1.174

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	956	+	659	=	1.615
2.	917	+	414	=	1.331
3.	512	+	450	=	962
4.	734	+	234	=	968
5.	880	+	251	=	1.131
6.	661	+	405	=	1.066
7.	775	+	297	=	1.072
8.	637	+	384	=	1.021
9.	928	+	636	=	1.564
10.	801	+	661	=	1.462

Oefening 2
1.	424	+	406	=	830
2.	863	+	603	=	1.466
3.	522	+	473	=	995
4.	787	+	205	=	992
5.	944	+	210	=	1.154
6.	957	+	415	=	1.372
7.	865	+	509	=	1.374
8.	817	+	491	=	1.308
9.	901	+	318	=	1.219
10.	896	+	693	=	1.589

Oefening 3
1.	351	+	270	=	621
2.	842	+	307	=	1.149
3.	730	+	212	=	942
4.	954	+	279	=	1.233
5.	444	+	400	=	844
6.	604	+	493	=	1.097
7.	815	+	324	=	1.139
8.	816	+	271	=	1.087
9.	668	+	618	=	1.286
10.	619	+	375	=	994

Oefening 4
1.	698	+	546	=	1.244
2.	773	+	343	=	1.116
3.	864	+	794	=	1.658
4.	910	+	685	=	1.595
5.	995	+	236	=	1.231
6.	857	+	828	=	1.685
7.	961	+	268	=	1.229
8.	952	+	717	=	1.669
9.	994	+	373	=	1.367
10.	625	+	549	=	1.174