Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	752	+		=	970
2.	976	+		=	1.713
3.	486	+		=	966
4.	606	+		=	1.171
5.	997	+		=	1.561
6.	803	+		=	1.239
7.	483	+		=	868
8.	854	+		=	1.195
9.	735	+		=	1.445
10.	754	+		=	1.032

Oefening 2
1.	850	+		=	1.287
2.	645	+		=	1.209
3.	952	+		=	1.661
4.	474	+		=	764
5.	897	+		=	1.230
6.	561	+		=	981
7.	820	+		=	1.451
8.	963	+		=	1.483
9.	810	+		=	1.401
10.	637	+		=	1.071

Oefening 3
1.	850	+		=	1.514
2.	923	+		=	1.664
3.	862	+		=	1.600
4.	746	+		=	1.445
5.	786	+		=	1.223
6.	963	+		=	1.678
7.	776	+		=	1.520
8.	602	+		=	827
9.	434	+		=	641
10.	598	+		=	1.035

Oefening 4
1.	937	+		=	1.685
2.	794	+		=	1.534
3.	422	+		=	671
4.	969	+		=	1.312
5.	958	+		=	1.310
6.	378	+		=	680
7.	616	+		=	890
8.	492	+		=	899
9.	997	+		=	1.969
10.	921	+		=	1.790

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	752	+	218	=	970
2.	976	+	737	=	1.713
3.	486	+	480	=	966
4.	606	+	565	=	1.171
5.	997	+	564	=	1.561
6.	803	+	436	=	1.239
7.	483	+	385	=	868
8.	854	+	341	=	1.195
9.	735	+	710	=	1.445
10.	754	+	278	=	1.032

Oefening 2
1.	850	+	437	=	1.287
2.	645	+	564	=	1.209
3.	952	+	709	=	1.661
4.	474	+	290	=	764
5.	897	+	333	=	1.230
6.	561	+	420	=	981
7.	820	+	631	=	1.451
8.	963	+	520	=	1.483
9.	810	+	591	=	1.401
10.	637	+	434	=	1.071

Oefening 3
1.	850	+	664	=	1.514
2.	923	+	741	=	1.664
3.	862	+	738	=	1.600
4.	746	+	699	=	1.445
5.	786	+	437	=	1.223
6.	963	+	715	=	1.678
7.	776	+	744	=	1.520
8.	602	+	225	=	827
9.	434	+	207	=	641
10.	598	+	437	=	1.035

Oefening 4
1.	937	+	748	=	1.685
2.	794	+	740	=	1.534
3.	422	+	249	=	671
4.	969	+	343	=	1.312
5.	958	+	352	=	1.310
6.	378	+	302	=	680
7.	616	+	274	=	890
8.	492	+	407	=	899
9.	997	+	972	=	1.969
10.	921	+	869	=	1.790