Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	830	+		=	1.077
2.	836	+		=	1.298
3.	876	+		=	1.145
4.	732	+		=	1.195
5.	913	+		=	1.570
6.	915	+		=	1.126
7.	645	+		=	1.238
8.	681	+		=	926
9.	933	+		=	1.354
10.	865	+		=	1.069

Oefening 2
1.	875	+		=	1.504
2.	594	+		=	933
3.	718	+		=	1.007
4.	510	+		=	948
5.	669	+		=	934
6.	823	+		=	1.447
7.	658	+		=	916
8.	627	+		=	1.143
9.	739	+		=	1.291
10.	320	+		=	560

Oefening 3
1.	282	+		=	553
2.	578	+		=	923
3.	719	+		=	1.226
4.	846	+		=	1.272
5.	893	+		=	1.546
6.	759	+		=	1.050
7.	310	+		=	601
8.	749	+		=	1.254
9.	786	+		=	1.429
10.	636	+		=	909

Oefening 4
1.	974	+		=	1.620
2.	875	+		=	1.152
3.	980	+		=	1.960
4.	485	+		=	783
5.	731	+		=	1.280
6.	736	+		=	1.467
7.	832	+		=	1.588
8.	504	+		=	908
9.	837	+		=	1.392
10.	479	+		=	797

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	830	+	247	=	1.077
2.	836	+	462	=	1.298
3.	876	+	269	=	1.145
4.	732	+	463	=	1.195
5.	913	+	657	=	1.570
6.	915	+	211	=	1.126
7.	645	+	593	=	1.238
8.	681	+	245	=	926
9.	933	+	421	=	1.354
10.	865	+	204	=	1.069

Oefening 2
1.	875	+	629	=	1.504
2.	594	+	339	=	933
3.	718	+	289	=	1.007
4.	510	+	438	=	948
5.	669	+	265	=	934
6.	823	+	624	=	1.447
7.	658	+	258	=	916
8.	627	+	516	=	1.143
9.	739	+	552	=	1.291
10.	320	+	240	=	560

Oefening 3
1.	282	+	271	=	553
2.	578	+	345	=	923
3.	719	+	507	=	1.226
4.	846	+	426	=	1.272
5.	893	+	653	=	1.546
6.	759	+	291	=	1.050
7.	310	+	291	=	601
8.	749	+	505	=	1.254
9.	786	+	643	=	1.429
10.	636	+	273	=	909

Oefening 4
1.	974	+	646	=	1.620
2.	875	+	277	=	1.152
3.	980	+	980	=	1.960
4.	485	+	298	=	783
5.	731	+	549	=	1.280
6.	736	+	731	=	1.467
7.	832	+	756	=	1.588
8.	504	+	404	=	908
9.	837	+	555	=	1.392
10.	479	+	318	=	797