Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	580	+		=	961
2.	617	+		=	1.044
3.	469	+		=	851
4.	521	+		=	955
5.	682	+		=	1.212
6.	780	+		=	1.461
7.	988	+		=	1.975
8.	693	+		=	1.322
9.	873	+		=	1.127
10.	935	+		=	1.722

Oefening 2
1.	824	+		=	1.210
2.	365	+		=	587
3.	878	+		=	1.680
4.	991	+		=	1.647
5.	982	+		=	1.481
6.	797	+		=	1.536
7.	662	+		=	1.207
8.	920	+		=	1.250
9.	575	+		=	843
10.	485	+		=	801

Oefening 3
1.	797	+		=	1.008
2.	826	+		=	1.066
3.	784	+		=	1.539
4.	733	+		=	1.380
5.	501	+		=	842
6.	678	+		=	1.036
7.	661	+		=	1.165
8.	703	+		=	1.093
9.	836	+		=	1.279
10.	666	+		=	1.039

Oefening 4
1.	951	+		=	1.364
2.	709	+		=	1.373
3.	480	+		=	746
4.	980	+		=	1.788
5.	942	+		=	1.723
6.	618	+		=	899
7.	288	+		=	522
8.	372	+		=	680
9.	703	+		=	1.034
10.	386	+		=	753

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	580	+	381	=	961
2.	617	+	427	=	1.044
3.	469	+	382	=	851
4.	521	+	434	=	955
5.	682	+	530	=	1.212
6.	780	+	681	=	1.461
7.	988	+	987	=	1.975
8.	693	+	629	=	1.322
9.	873	+	254	=	1.127
10.	935	+	787	=	1.722

Oefening 2
1.	824	+	386	=	1.210
2.	365	+	222	=	587
3.	878	+	802	=	1.680
4.	991	+	656	=	1.647
5.	982	+	499	=	1.481
6.	797	+	739	=	1.536
7.	662	+	545	=	1.207
8.	920	+	330	=	1.250
9.	575	+	268	=	843
10.	485	+	316	=	801

Oefening 3
1.	797	+	211	=	1.008
2.	826	+	240	=	1.066
3.	784	+	755	=	1.539
4.	733	+	647	=	1.380
5.	501	+	341	=	842
6.	678	+	358	=	1.036
7.	661	+	504	=	1.165
8.	703	+	390	=	1.093
9.	836	+	443	=	1.279
10.	666	+	373	=	1.039

Oefening 4
1.	951	+	413	=	1.364
2.	709	+	664	=	1.373
3.	480	+	266	=	746
4.	980	+	808	=	1.788
5.	942	+	781	=	1.723
6.	618	+	281	=	899
7.	288	+	234	=	522
8.	372	+	308	=	680
9.	703	+	331	=	1.034
10.	386	+	367	=	753