Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	567	+		=	863
2.	850	+		=	1.137
3.	784	+		=	1.561
4.	677	+		=	1.344
5.	915	+		=	1.777
6.	805	+		=	1.332
7.	433	+		=	789
8.	980	+		=	1.493
9.	576	+		=	904
10.	657	+		=	1.093

Oefening 2
1.	995	+		=	1.300
2.	876	+		=	1.548
3.	926	+		=	1.365
4.	619	+		=	1.165
5.	913	+		=	1.287
6.	892	+		=	1.298
7.	1.000	+		=	1.334
8.	997	+		=	1.210
9.	728	+		=	1.446
10.	754	+		=	1.098

Oefening 3
1.	613	+		=	1.007
2.	348	+		=	610
3.	992	+		=	1.692
4.	593	+		=	1.139
5.	736	+		=	1.152
6.	246	+		=	466
7.	861	+		=	1.371
8.	562	+		=	776
9.	841	+		=	1.130
10.	459	+		=	784

Oefening 4
1.	851	+		=	1.313
2.	949	+		=	1.301
3.	917	+		=	1.455
4.	528	+		=	1.032
5.	764	+		=	1.522
6.	880	+		=	1.678
7.	875	+		=	1.402
8.	718	+		=	1.032
9.	681	+		=	984
10.	723	+		=	1.063

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	567	+	296	=	863
2.	850	+	287	=	1.137
3.	784	+	777	=	1.561
4.	677	+	667	=	1.344
5.	915	+	862	=	1.777
6.	805	+	527	=	1.332
7.	433	+	356	=	789
8.	980	+	513	=	1.493
9.	576	+	328	=	904
10.	657	+	436	=	1.093

Oefening 2
1.	995	+	305	=	1.300
2.	876	+	672	=	1.548
3.	926	+	439	=	1.365
4.	619	+	546	=	1.165
5.	913	+	374	=	1.287
6.	892	+	406	=	1.298
7.	1.000	+	334	=	1.334
8.	997	+	213	=	1.210
9.	728	+	718	=	1.446
10.	754	+	344	=	1.098

Oefening 3
1.	613	+	394	=	1.007
2.	348	+	262	=	610
3.	992	+	700	=	1.692
4.	593	+	546	=	1.139
5.	736	+	416	=	1.152
6.	246	+	220	=	466
7.	861	+	510	=	1.371
8.	562	+	214	=	776
9.	841	+	289	=	1.130
10.	459	+	325	=	784

Oefening 4
1.	851	+	462	=	1.313
2.	949	+	352	=	1.301
3.	917	+	538	=	1.455
4.	528	+	504	=	1.032
5.	764	+	758	=	1.522
6.	880	+	798	=	1.678
7.	875	+	527	=	1.402
8.	718	+	314	=	1.032
9.	681	+	303	=	984
10.	723	+	340	=	1.063