Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	655	+		=	1.213
2.	815	+		=	1.087
3.	455	+		=	896
4.	896	+		=	1.750
5.	564	+		=	1.061
6.	835	+		=	1.390
7.	970	+		=	1.586
8.	924	+		=	1.686
9.	456	+		=	873
10.	656	+		=	861

Oefening 2
1.	623	+		=	995
2.	384	+		=	630
3.	989	+		=	1.673
4.	595	+		=	1.160
5.	744	+		=	1.435
6.	535	+		=	765
7.	769	+		=	1.433
8.	739	+		=	1.385
9.	615	+		=	1.035
10.	675	+		=	1.161

Oefening 3
1.	556	+		=	950
2.	867	+		=	1.677
3.	892	+		=	1.691
4.	881	+		=	1.233
5.	676	+		=	1.288
6.	696	+		=	1.001
7.	999	+		=	1.656
8.	640	+		=	1.054
9.	570	+		=	889
10.	519	+		=	964

Oefening 4
1.	944	+		=	1.616
2.	974	+		=	1.840
3.	682	+		=	1.169
4.	759	+		=	978
5.	718	+		=	1.036
6.	871	+		=	1.720
7.	821	+		=	1.228
8.	641	+		=	894
9.	654	+		=	1.189
10.	733	+		=	1.049

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	655	+	558	=	1.213
2.	815	+	272	=	1.087
3.	455	+	441	=	896
4.	896	+	854	=	1.750
5.	564	+	497	=	1.061
6.	835	+	555	=	1.390
7.	970	+	616	=	1.586
8.	924	+	762	=	1.686
9.	456	+	417	=	873
10.	656	+	205	=	861

Oefening 2
1.	623	+	372	=	995
2.	384	+	246	=	630
3.	989	+	684	=	1.673
4.	595	+	565	=	1.160
5.	744	+	691	=	1.435
6.	535	+	230	=	765
7.	769	+	664	=	1.433
8.	739	+	646	=	1.385
9.	615	+	420	=	1.035
10.	675	+	486	=	1.161

Oefening 3
1.	556	+	394	=	950
2.	867	+	810	=	1.677
3.	892	+	799	=	1.691
4.	881	+	352	=	1.233
5.	676	+	612	=	1.288
6.	696	+	305	=	1.001
7.	999	+	657	=	1.656
8.	640	+	414	=	1.054
9.	570	+	319	=	889
10.	519	+	445	=	964

Oefening 4
1.	944	+	672	=	1.616
2.	974	+	866	=	1.840
3.	682	+	487	=	1.169
4.	759	+	219	=	978
5.	718	+	318	=	1.036
6.	871	+	849	=	1.720
7.	821	+	407	=	1.228
8.	641	+	253	=	894
9.	654	+	535	=	1.189
10.	733	+	316	=	1.049