Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	664	+		=	1.033
2.	621	+		=	1.148
3.	997	+		=	1.214
4.	993	+		=	1.775
5.	748	+		=	990
6.	942	+		=	1.222
7.	718	+		=	1.415
8.	722	+		=	1.317
9.	671	+		=	939
10.	821	+		=	1.136

Oefening 2
1.	589	+		=	1.175
2.	788	+		=	1.010
3.	767	+		=	1.240
4.	577	+		=	1.091
5.	627	+		=	851
6.	858	+		=	1.546
7.	598	+		=	1.101
8.	222	+		=	435
9.	901	+		=	1.412
10.	583	+		=	1.129

Oefening 3
1.	920	+		=	1.733
2.	993	+		=	1.896
3.	824	+		=	1.552
4.	592	+		=	956
5.	773	+		=	1.040
6.	879	+		=	1.193
7.	456	+		=	757
8.	858	+		=	1.084
9.	831	+		=	1.644
10.	892	+		=	1.094

Oefening 4
1.	676	+		=	1.014
2.	829	+		=	1.227
3.	432	+		=	788
4.	578	+		=	988
5.	757	+		=	1.245
6.	871	+		=	1.526
7.	857	+		=	1.203
8.	681	+		=	1.029
9.	968	+		=	1.620
10.	750	+		=	1.235

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	664	+	369	=	1.033
2.	621	+	527	=	1.148
3.	997	+	217	=	1.214
4.	993	+	782	=	1.775
5.	748	+	242	=	990
6.	942	+	280	=	1.222
7.	718	+	697	=	1.415
8.	722	+	595	=	1.317
9.	671	+	268	=	939
10.	821	+	315	=	1.136

Oefening 2
1.	589	+	586	=	1.175
2.	788	+	222	=	1.010
3.	767	+	473	=	1.240
4.	577	+	514	=	1.091
5.	627	+	224	=	851
6.	858	+	688	=	1.546
7.	598	+	503	=	1.101
8.	222	+	213	=	435
9.	901	+	511	=	1.412
10.	583	+	546	=	1.129

Oefening 3
1.	920	+	813	=	1.733
2.	993	+	903	=	1.896
3.	824	+	728	=	1.552
4.	592	+	364	=	956
5.	773	+	267	=	1.040
6.	879	+	314	=	1.193
7.	456	+	301	=	757
8.	858	+	226	=	1.084
9.	831	+	813	=	1.644
10.	892	+	202	=	1.094

Oefening 4
1.	676	+	338	=	1.014
2.	829	+	398	=	1.227
3.	432	+	356	=	788
4.	578	+	410	=	988
5.	757	+	488	=	1.245
6.	871	+	655	=	1.526
7.	857	+	346	=	1.203
8.	681	+	348	=	1.029
9.	968	+	652	=	1.620
10.	750	+	485	=	1.235