Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	672	+		=	1.244
2.	850	+		=	1.059
3.	879	+		=	1.500
4.	944	+		=	1.733
5.	390	+		=	651
6.	759	+		=	1.128
7.	745	+		=	1.246
8.	504	+		=	710
9.	929	+		=	1.541
10.	312	+		=	539

Oefening 2
1.	894	+		=	1.243
2.	730	+		=	1.214
3.	852	+		=	1.527
4.	803	+		=	1.019
5.	762	+		=	1.028
6.	998	+		=	1.741
7.	927	+		=	1.492
8.	653	+		=	938
9.	819	+		=	1.377
10.	772	+		=	1.297

Oefening 3
1.	905	+		=	1.356
2.	770	+		=	1.261
3.	829	+		=	1.180
4.	993	+		=	1.540
5.	395	+		=	745
6.	699	+		=	1.161
7.	910	+		=	1.354
8.	747	+		=	1.266
9.	561	+		=	854
10.	323	+		=	546

Oefening 4
1.	895	+		=	1.186
2.	438	+		=	703
3.	876	+		=	1.721
4.	875	+		=	1.568
5.	886	+		=	1.461
6.	552	+		=	803
7.	679	+		=	1.020
8.	988	+		=	1.383
9.	466	+		=	856
10.	823	+		=	1.186

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	672	+	572	=	1.244
2.	850	+	209	=	1.059
3.	879	+	621	=	1.500
4.	944	+	789	=	1.733
5.	390	+	261	=	651
6.	759	+	369	=	1.128
7.	745	+	501	=	1.246
8.	504	+	206	=	710
9.	929	+	612	=	1.541
10.	312	+	227	=	539

Oefening 2
1.	894	+	349	=	1.243
2.	730	+	484	=	1.214
3.	852	+	675	=	1.527
4.	803	+	216	=	1.019
5.	762	+	266	=	1.028
6.	998	+	743	=	1.741
7.	927	+	565	=	1.492
8.	653	+	285	=	938
9.	819	+	558	=	1.377
10.	772	+	525	=	1.297

Oefening 3
1.	905	+	451	=	1.356
2.	770	+	491	=	1.261
3.	829	+	351	=	1.180
4.	993	+	547	=	1.540
5.	395	+	350	=	745
6.	699	+	462	=	1.161
7.	910	+	444	=	1.354
8.	747	+	519	=	1.266
9.	561	+	293	=	854
10.	323	+	223	=	546

Oefening 4
1.	895	+	291	=	1.186
2.	438	+	265	=	703
3.	876	+	845	=	1.721
4.	875	+	693	=	1.568
5.	886	+	575	=	1.461
6.	552	+	251	=	803
7.	679	+	341	=	1.020
8.	988	+	395	=	1.383
9.	466	+	390	=	856
10.	823	+	363	=	1.186