Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	762	+		=	1.297
2.	913	+		=	1.302
3.	359	+		=	649
4.	638	+		=	846
5.	876	+		=	1.706
6.	767	+		=	1.115
7.	500	+		=	953
8.	923	+		=	1.772
9.	814	+		=	1.386
10.	717	+		=	1.020

Oefening 2
1.	947	+		=	1.380
2.	653	+		=	1.025
3.	487	+		=	858
4.	880	+		=	1.124
5.	531	+		=	887
6.	405	+		=	756
7.	839	+		=	1.655
8.	993	+		=	1.977
9.	764	+		=	995
10.	813	+		=	1.320

Oefening 3
1.	982	+		=	1.736
2.	737	+		=	1.429
3.	621	+		=	976
4.	556	+		=	913
5.	489	+		=	800
6.	968	+		=	1.253
7.	516	+		=	1.009
8.	765	+		=	1.072
9.	926	+		=	1.222
10.	890	+		=	1.309

Oefening 4
1.	760	+		=	1.358
2.	924	+		=	1.651
3.	960	+		=	1.849
4.	629	+		=	1.196
5.	886	+		=	1.202
6.	654	+		=	885
7.	997	+		=	1.890
8.	954	+		=	1.805
9.	710	+		=	1.284
10.	724	+		=	1.429

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	762	+	535	=	1.297
2.	913	+	389	=	1.302
3.	359	+	290	=	649
4.	638	+	208	=	846
5.	876	+	830	=	1.706
6.	767	+	348	=	1.115
7.	500	+	453	=	953
8.	923	+	849	=	1.772
9.	814	+	572	=	1.386
10.	717	+	303	=	1.020

Oefening 2
1.	947	+	433	=	1.380
2.	653	+	372	=	1.025
3.	487	+	371	=	858
4.	880	+	244	=	1.124
5.	531	+	356	=	887
6.	405	+	351	=	756
7.	839	+	816	=	1.655
8.	993	+	984	=	1.977
9.	764	+	231	=	995
10.	813	+	507	=	1.320

Oefening 3
1.	982	+	754	=	1.736
2.	737	+	692	=	1.429
3.	621	+	355	=	976
4.	556	+	357	=	913
5.	489	+	311	=	800
6.	968	+	285	=	1.253
7.	516	+	493	=	1.009
8.	765	+	307	=	1.072
9.	926	+	296	=	1.222
10.	890	+	419	=	1.309

Oefening 4
1.	760	+	598	=	1.358
2.	924	+	727	=	1.651
3.	960	+	889	=	1.849
4.	629	+	567	=	1.196
5.	886	+	316	=	1.202
6.	654	+	231	=	885
7.	997	+	893	=	1.890
8.	954	+	851	=	1.805
9.	710	+	574	=	1.284
10.	724	+	705	=	1.429