Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	732	+		=	1.266
2.	776	+		=	1.223
3.	880	+		=	1.748
4.	990	+		=	1.820
5.	725	+		=	1.027
6.	929	+		=	1.379
7.	313	+		=	599
8.	533	+		=	928
9.	809	+		=	1.107
10.	779	+		=	1.032

Oefening 2
1.	975	+		=	1.835
2.	768	+		=	1.499
3.	852	+		=	1.122
4.	547	+		=	788
5.	548	+		=	761
6.	547	+		=	797
7.	775	+		=	1.480
8.	904	+		=	1.740
9.	808	+		=	1.410
10.	778	+		=	1.141

Oefening 3
1.	910	+		=	1.289
2.	473	+		=	910
3.	987	+		=	1.232
4.	873	+		=	1.220
5.	548	+		=	869
6.	801	+		=	1.315
7.	634	+		=	864
8.	463	+		=	906
9.	583	+		=	909
10.	937	+		=	1.804

Oefening 4
1.	791	+		=	1.399
2.	775	+		=	1.180
3.	713	+		=	925
4.	832	+		=	1.148
5.	622	+		=	1.162
6.	863	+		=	1.668
7.	623	+		=	929
8.	647	+		=	1.201
9.	772	+		=	1.023
10.	830	+		=	1.373

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	732	+	534	=	1.266
2.	776	+	447	=	1.223
3.	880	+	868	=	1.748
4.	990	+	830	=	1.820
5.	725	+	302	=	1.027
6.	929	+	450	=	1.379
7.	313	+	286	=	599
8.	533	+	395	=	928
9.	809	+	298	=	1.107
10.	779	+	253	=	1.032

Oefening 2
1.	975	+	860	=	1.835
2.	768	+	731	=	1.499
3.	852	+	270	=	1.122
4.	547	+	241	=	788
5.	548	+	213	=	761
6.	547	+	250	=	797
7.	775	+	705	=	1.480
8.	904	+	836	=	1.740
9.	808	+	602	=	1.410
10.	778	+	363	=	1.141

Oefening 3
1.	910	+	379	=	1.289
2.	473	+	437	=	910
3.	987	+	245	=	1.232
4.	873	+	347	=	1.220
5.	548	+	321	=	869
6.	801	+	514	=	1.315
7.	634	+	230	=	864
8.	463	+	443	=	906
9.	583	+	326	=	909
10.	937	+	867	=	1.804

Oefening 4
1.	791	+	608	=	1.399
2.	775	+	405	=	1.180
3.	713	+	212	=	925
4.	832	+	316	=	1.148
5.	622	+	540	=	1.162
6.	863	+	805	=	1.668
7.	623	+	306	=	929
8.	647	+	554	=	1.201
9.	772	+	251	=	1.023
10.	830	+	543	=	1.373