Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	609	+		=	1.093
2.	698	+		=	1.339
3.	688	+		=	944
4.	691	+		=	1.264
5.	973	+		=	1.845
6.	895	+		=	1.366
7.	817	+		=	1.159
8.	598	+		=	1.009
9.	866	+		=	1.469
10.	637	+		=	1.117

Oefening 2
1.	798	+		=	1.130
2.	676	+		=	1.259
3.	961	+		=	1.367
4.	834	+		=	1.559
5.	905	+		=	1.715
6.	999	+		=	1.869
7.	683	+		=	910
8.	582	+		=	1.101
9.	650	+		=	1.078
10.	810	+		=	1.539

Oefening 3
1.	770	+		=	990
2.	802	+		=	1.228
3.	526	+		=	792
4.	429	+		=	810
5.	673	+		=	876
6.	938	+		=	1.376
7.	631	+		=	1.204
8.	944	+		=	1.354
9.	904	+		=	1.386
10.	967	+		=	1.752

Oefening 4
1.	464	+		=	888
2.	665	+		=	1.018
3.	944	+		=	1.183
4.	512	+		=	799
5.	995	+		=	1.881
6.	638	+		=	944
7.	735	+		=	977
8.	704	+		=	1.383
9.	988	+		=	1.329
10.	963	+		=	1.857

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	609	+	484	=	1.093
2.	698	+	641	=	1.339
3.	688	+	256	=	944
4.	691	+	573	=	1.264
5.	973	+	872	=	1.845
6.	895	+	471	=	1.366
7.	817	+	342	=	1.159
8.	598	+	411	=	1.009
9.	866	+	603	=	1.469
10.	637	+	480	=	1.117

Oefening 2
1.	798	+	332	=	1.130
2.	676	+	583	=	1.259
3.	961	+	406	=	1.367
4.	834	+	725	=	1.559
5.	905	+	810	=	1.715
6.	999	+	870	=	1.869
7.	683	+	227	=	910
8.	582	+	519	=	1.101
9.	650	+	428	=	1.078
10.	810	+	729	=	1.539

Oefening 3
1.	770	+	220	=	990
2.	802	+	426	=	1.228
3.	526	+	266	=	792
4.	429	+	381	=	810
5.	673	+	203	=	876
6.	938	+	438	=	1.376
7.	631	+	573	=	1.204
8.	944	+	410	=	1.354
9.	904	+	482	=	1.386
10.	967	+	785	=	1.752

Oefening 4
1.	464	+	424	=	888
2.	665	+	353	=	1.018
3.	944	+	239	=	1.183
4.	512	+	287	=	799
5.	995	+	886	=	1.881
6.	638	+	306	=	944
7.	735	+	242	=	977
8.	704	+	679	=	1.383
9.	988	+	341	=	1.329
10.	963	+	894	=	1.857