Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	530	+		=	752
2.	597	+		=	1.083
3.	796	+		=	1.394
4.	667	+		=	955
5.	968	+		=	1.288
6.	997	+		=	1.910
7.	578	+		=	1.080
8.	781	+		=	1.358
9.	847	+		=	1.072
10.	943	+		=	1.654

Oefening 2
1.	328	+		=	636
2.	754	+		=	1.135
3.	383	+		=	752
4.	912	+		=	1.572
5.	450	+		=	726
6.	772	+		=	1.045
7.	434	+		=	804
8.	473	+		=	837
9.	915	+		=	1.779
10.	757	+		=	1.387

Oefening 3
1.	981	+		=	1.233
2.	879	+		=	1.674
3.	740	+		=	1.287
4.	599	+		=	857
5.	972	+		=	1.424
6.	629	+		=	1.043
7.	537	+		=	762
8.	585	+		=	861
9.	834	+		=	1.108
10.	625	+		=	953

Oefening 4
1.	696	+		=	1.309
2.	961	+		=	1.713
3.	862	+		=	1.213
4.	471	+		=	845
5.	767	+		=	1.201
6.	638	+		=	918
7.	492	+		=	926
8.	901	+		=	1.586
9.	927	+		=	1.628
10.	737	+		=	1.093

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	530	+	222	=	752
2.	597	+	486	=	1.083
3.	796	+	598	=	1.394
4.	667	+	288	=	955
5.	968	+	320	=	1.288
6.	997	+	913	=	1.910
7.	578	+	502	=	1.080
8.	781	+	577	=	1.358
9.	847	+	225	=	1.072
10.	943	+	711	=	1.654

Oefening 2
1.	328	+	308	=	636
2.	754	+	381	=	1.135
3.	383	+	369	=	752
4.	912	+	660	=	1.572
5.	450	+	276	=	726
6.	772	+	273	=	1.045
7.	434	+	370	=	804
8.	473	+	364	=	837
9.	915	+	864	=	1.779
10.	757	+	630	=	1.387

Oefening 3
1.	981	+	252	=	1.233
2.	879	+	795	=	1.674
3.	740	+	547	=	1.287
4.	599	+	258	=	857
5.	972	+	452	=	1.424
6.	629	+	414	=	1.043
7.	537	+	225	=	762
8.	585	+	276	=	861
9.	834	+	274	=	1.108
10.	625	+	328	=	953

Oefening 4
1.	696	+	613	=	1.309
2.	961	+	752	=	1.713
3.	862	+	351	=	1.213
4.	471	+	374	=	845
5.	767	+	434	=	1.201
6.	638	+	280	=	918
7.	492	+	434	=	926
8.	901	+	685	=	1.586
9.	927	+	701	=	1.628
10.	737	+	356	=	1.093