Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	759	+		=	1.149
2.	477	+		=	767
3.	753	+		=	1.372
4.	936	+		=	1.421
5.	979	+		=	1.355
6.	906	+		=	1.602
7.	813	+		=	1.318
8.	826	+		=	1.391
9.	593	+		=	956
10.	980	+		=	1.460

Oefening 2
1.	759	+		=	1.278
2.	565	+		=	816
3.	463	+		=	893
4.	899	+		=	1.350
5.	635	+		=	1.094
6.	855	+		=	1.311
7.	629	+		=	1.042
8.	906	+		=	1.124
9.	814	+		=	1.137
10.	760	+		=	1.496

Oefening 3
1.	430	+		=	774
2.	850	+		=	1.201
3.	629	+		=	829
4.	952	+		=	1.320
5.	646	+		=	1.207
6.	772	+		=	1.086
7.	711	+		=	1.205
8.	631	+		=	1.103
9.	726	+		=	1.057
10.	897	+		=	1.621

Oefening 4
1.	759	+		=	1.158
2.	878	+		=	1.538
3.	696	+		=	1.091
4.	728	+		=	1.383
5.	716	+		=	1.368
6.	629	+		=	1.165
7.	715	+		=	1.421
8.	983	+		=	1.267
9.	481	+		=	686
10.	800	+		=	1.007

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	759	+	390	=	1.149
2.	477	+	290	=	767
3.	753	+	619	=	1.372
4.	936	+	485	=	1.421
5.	979	+	376	=	1.355
6.	906	+	696	=	1.602
7.	813	+	505	=	1.318
8.	826	+	565	=	1.391
9.	593	+	363	=	956
10.	980	+	480	=	1.460

Oefening 2
1.	759	+	519	=	1.278
2.	565	+	251	=	816
3.	463	+	430	=	893
4.	899	+	451	=	1.350
5.	635	+	459	=	1.094
6.	855	+	456	=	1.311
7.	629	+	413	=	1.042
8.	906	+	218	=	1.124
9.	814	+	323	=	1.137
10.	760	+	736	=	1.496

Oefening 3
1.	430	+	344	=	774
2.	850	+	351	=	1.201
3.	629	+	200	=	829
4.	952	+	368	=	1.320
5.	646	+	561	=	1.207
6.	772	+	314	=	1.086
7.	711	+	494	=	1.205
8.	631	+	472	=	1.103
9.	726	+	331	=	1.057
10.	897	+	724	=	1.621

Oefening 4
1.	759	+	399	=	1.158
2.	878	+	660	=	1.538
3.	696	+	395	=	1.091
4.	728	+	655	=	1.383
5.	716	+	652	=	1.368
6.	629	+	536	=	1.165
7.	715	+	706	=	1.421
8.	983	+	284	=	1.267
9.	481	+	205	=	686
10.	800	+	207	=	1.007