Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	881	+		=	1.667
2.	795	+		=	1.411
3.	865	+		=	1.171
4.	975	+		=	1.484
5.	691	+		=	1.377
6.	681	+		=	1.334
7.	375	+		=	740
8.	848	+		=	1.432
9.	673	+		=	1.081
10.	741	+		=	1.100

Oefening 2
1.	324	+		=	638
2.	896	+		=	1.625
3.	738	+		=	1.007
4.	991	+		=	1.391
5.	718	+		=	1.250
6.	707	+		=	1.410
7.	645	+		=	1.160
8.	602	+		=	863
9.	969	+		=	1.737
10.	679	+		=	1.128

Oefening 3
1.	587	+		=	843
2.	567	+		=	917
3.	867	+		=	1.511
4.	977	+		=	1.703
5.	883	+		=	1.426
6.	735	+		=	1.403
7.	775	+		=	1.085
8.	773	+		=	1.291
9.	583	+		=	831
10.	767	+		=	1.109

Oefening 4
1.	740	+		=	942
2.	722	+		=	1.009
3.	568	+		=	786
4.	594	+		=	921
5.	545	+		=	827
6.	752	+		=	1.052
7.	471	+		=	727
8.	576	+		=	906
9.	716	+		=	978
10.	771	+		=	1.502

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	881	+	786	=	1.667
2.	795	+	616	=	1.411
3.	865	+	306	=	1.171
4.	975	+	509	=	1.484
5.	691	+	686	=	1.377
6.	681	+	653	=	1.334
7.	375	+	365	=	740
8.	848	+	584	=	1.432
9.	673	+	408	=	1.081
10.	741	+	359	=	1.100

Oefening 2
1.	324	+	314	=	638
2.	896	+	729	=	1.625
3.	738	+	269	=	1.007
4.	991	+	400	=	1.391
5.	718	+	532	=	1.250
6.	707	+	703	=	1.410
7.	645	+	515	=	1.160
8.	602	+	261	=	863
9.	969	+	768	=	1.737
10.	679	+	449	=	1.128

Oefening 3
1.	587	+	256	=	843
2.	567	+	350	=	917
3.	867	+	644	=	1.511
4.	977	+	726	=	1.703
5.	883	+	543	=	1.426
6.	735	+	668	=	1.403
7.	775	+	310	=	1.085
8.	773	+	518	=	1.291
9.	583	+	248	=	831
10.	767	+	342	=	1.109

Oefening 4
1.	740	+	202	=	942
2.	722	+	287	=	1.009
3.	568	+	218	=	786
4.	594	+	327	=	921
5.	545	+	282	=	827
6.	752	+	300	=	1.052
7.	471	+	256	=	727
8.	576	+	330	=	906
9.	716	+	262	=	978
10.	771	+	731	=	1.502