Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	728	+		=	1.276
2.	827	+		=	1.258
3.	310	+		=	513
4.	731	+		=	1.170
5.	940	+		=	1.276
6.	664	+		=	1.074
7.	409	+		=	800
8.	731	+		=	1.203
9.	622	+		=	1.063
10.	759	+		=	1.243

Oefening 2
1.	710	+		=	1.301
2.	999	+		=	1.814
3.	915	+		=	1.259
4.	864	+		=	1.570
5.	459	+		=	744
6.	880	+		=	1.690
7.	445	+		=	652
8.	845	+		=	1.245
9.	640	+		=	1.083
10.	388	+		=	598

Oefening 3
1.	856	+		=	1.103
2.	322	+		=	590
3.	842	+		=	1.309
4.	455	+		=	874
5.	853	+		=	1.244
6.	985	+		=	1.865
7.	732	+		=	1.314
8.	947	+		=	1.606
9.	786	+		=	1.497
10.	890	+		=	1.775

Oefening 4
1.	863	+		=	1.658
2.	950	+		=	1.251
3.	900	+		=	1.297
4.	974	+		=	1.591
5.	582	+		=	1.116
6.	917	+		=	1.809
7.	875	+		=	1.616
8.	773	+		=	1.146
9.	820	+		=	1.402
10.	864	+		=	1.404

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	728	+	548	=	1.276
2.	827	+	431	=	1.258
3.	310	+	203	=	513
4.	731	+	439	=	1.170
5.	940	+	336	=	1.276
6.	664	+	410	=	1.074
7.	409	+	391	=	800
8.	731	+	472	=	1.203
9.	622	+	441	=	1.063
10.	759	+	484	=	1.243

Oefening 2
1.	710	+	591	=	1.301
2.	999	+	815	=	1.814
3.	915	+	344	=	1.259
4.	864	+	706	=	1.570
5.	459	+	285	=	744
6.	880	+	810	=	1.690
7.	445	+	207	=	652
8.	845	+	400	=	1.245
9.	640	+	443	=	1.083
10.	388	+	210	=	598

Oefening 3
1.	856	+	247	=	1.103
2.	322	+	268	=	590
3.	842	+	467	=	1.309
4.	455	+	419	=	874
5.	853	+	391	=	1.244
6.	985	+	880	=	1.865
7.	732	+	582	=	1.314
8.	947	+	659	=	1.606
9.	786	+	711	=	1.497
10.	890	+	885	=	1.775

Oefening 4
1.	863	+	795	=	1.658
2.	950	+	301	=	1.251
3.	900	+	397	=	1.297
4.	974	+	617	=	1.591
5.	582	+	534	=	1.116
6.	917	+	892	=	1.809
7.	875	+	741	=	1.616
8.	773	+	373	=	1.146
9.	820	+	582	=	1.402
10.	864	+	540	=	1.404