Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	970	+		=	1.779
2.	724	+		=	1.323
3.	779	+		=	1.492
4.	928	+		=	1.741
5.	876	+		=	1.204
6.	803	+		=	1.168
7.	469	+		=	703
8.	780	+		=	1.093
9.	924	+		=	1.669
10.	627	+		=	1.223

Oefening 2
1.	787	+		=	1.224
2.	676	+		=	1.218
3.	912	+		=	1.149
4.	835	+		=	1.655
5.	948	+		=	1.197
6.	759	+		=	972
7.	845	+		=	1.184
8.	879	+		=	1.129
9.	962	+		=	1.485
10.	283	+		=	555

Oefening 3
1.	679	+		=	917
2.	881	+		=	1.735
3.	927	+		=	1.237
4.	976	+		=	1.714
5.	612	+		=	1.047
6.	415	+		=	692
7.	652	+		=	1.058
8.	681	+		=	1.024
9.	537	+		=	911
10.	843	+		=	1.468

Oefening 4
1.	970	+		=	1.820
2.	893	+		=	1.655
3.	565	+		=	843
4.	720	+		=	1.143
5.	556	+		=	951
6.	642	+		=	1.127
7.	218	+		=	422
8.	460	+		=	711
9.	735	+		=	1.325
10.	599	+		=	844

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	970	+	809	=	1.779
2.	724	+	599	=	1.323
3.	779	+	713	=	1.492
4.	928	+	813	=	1.741
5.	876	+	328	=	1.204
6.	803	+	365	=	1.168
7.	469	+	234	=	703
8.	780	+	313	=	1.093
9.	924	+	745	=	1.669
10.	627	+	596	=	1.223

Oefening 2
1.	787	+	437	=	1.224
2.	676	+	542	=	1.218
3.	912	+	237	=	1.149
4.	835	+	820	=	1.655
5.	948	+	249	=	1.197
6.	759	+	213	=	972
7.	845	+	339	=	1.184
8.	879	+	250	=	1.129
9.	962	+	523	=	1.485
10.	283	+	272	=	555

Oefening 3
1.	679	+	238	=	917
2.	881	+	854	=	1.735
3.	927	+	310	=	1.237
4.	976	+	738	=	1.714
5.	612	+	435	=	1.047
6.	415	+	277	=	692
7.	652	+	406	=	1.058
8.	681	+	343	=	1.024
9.	537	+	374	=	911
10.	843	+	625	=	1.468

Oefening 4
1.	970	+	850	=	1.820
2.	893	+	762	=	1.655
3.	565	+	278	=	843
4.	720	+	423	=	1.143
5.	556	+	395	=	951
6.	642	+	485	=	1.127
7.	218	+	204	=	422
8.	460	+	251	=	711
9.	735	+	590	=	1.325
10.	599	+	245	=	844