Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	537	+		=	1.012
2.	569	+		=	868
3.	835	+		=	1.283
4.	858	+		=	1.334
5.	348	+		=	675
6.	952	+		=	1.558
7.	637	+		=	932
8.	592	+		=	1.107
9.	721	+		=	928
10.	903	+		=	1.440

Oefening 2
1.	822	+		=	1.517
2.	831	+		=	1.635
3.	629	+		=	993
4.	921	+		=	1.304
5.	863	+		=	1.089
6.	668	+		=	1.015
7.	667	+		=	889
8.	893	+		=	1.392
9.	627	+		=	1.019
10.	520	+		=	1.039

Oefening 3
1.	635	+		=	1.251
2.	723	+		=	1.127
3.	388	+		=	725
4.	583	+		=	1.013
5.	718	+		=	1.023
6.	522	+		=	789
7.	786	+		=	1.235
8.	964	+		=	1.617
9.	647	+		=	1.002
10.	845	+		=	1.099

Oefening 4
1.	694	+		=	1.269
2.	456	+		=	820
3.	766	+		=	1.413
4.	605	+		=	1.152
5.	764	+		=	1.176
6.	924	+		=	1.361
7.	631	+		=	1.080
8.	907	+		=	1.450
9.	412	+		=	650
10.	517	+		=	814

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	537	+	475	=	1.012
2.	569	+	299	=	868
3.	835	+	448	=	1.283
4.	858	+	476	=	1.334
5.	348	+	327	=	675
6.	952	+	606	=	1.558
7.	637	+	295	=	932
8.	592	+	515	=	1.107
9.	721	+	207	=	928
10.	903	+	537	=	1.440

Oefening 2
1.	822	+	695	=	1.517
2.	831	+	804	=	1.635
3.	629	+	364	=	993
4.	921	+	383	=	1.304
5.	863	+	226	=	1.089
6.	668	+	347	=	1.015
7.	667	+	222	=	889
8.	893	+	499	=	1.392
9.	627	+	392	=	1.019
10.	520	+	519	=	1.039

Oefening 3
1.	635	+	616	=	1.251
2.	723	+	404	=	1.127
3.	388	+	337	=	725
4.	583	+	430	=	1.013
5.	718	+	305	=	1.023
6.	522	+	267	=	789
7.	786	+	449	=	1.235
8.	964	+	653	=	1.617
9.	647	+	355	=	1.002
10.	845	+	254	=	1.099

Oefening 4
1.	694	+	575	=	1.269
2.	456	+	364	=	820
3.	766	+	647	=	1.413
4.	605	+	547	=	1.152
5.	764	+	412	=	1.176
6.	924	+	437	=	1.361
7.	631	+	449	=	1.080
8.	907	+	543	=	1.450
9.	412	+	238	=	650
10.	517	+	297	=	814